3981397420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2912

約数の個数: 192

約数和(自身を含む): 11388045312

約数和(自身を除く): 7406647892

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 71, 77, 91, 110, 130, 140, 142, 143, 154, 182, 220, 260, 284, 286, 308, 355, 364, 385, 455, 497, 572, 710, 715, 770, 781, 910, 923, 994, 1001, 1420, 1430, 1540, 1562, 1820, 1846, 1988, 2002, 2485, 2801, 2860, 3124, 3692, 3905, 4004, 4615, 4970, 5005, 5467, 5602, 6461, 7810, 9230, 9940, 10010, 10153, 10934, 11204, 12922, 14005, 15620, 18460, 19607, 20020, 20306, 21868, 25844, 27335, 28010, 30811, 32305, 36413, 39214, 40612, 50765, 54670, 56020, 61622, 64610, 71071, 72826, 78428, 98035, 101530, 109340, 123244, 129220, 142142, 145652, 154055, 182065, 196070, 198871, 203060, 215677, 254891, 284284, 308110, 355355, 364130, 392140, 397742, 400543, 431354, 509782, 616220, 710710, 728260, 795484, 801086, 862708, 994355, 1019564, 1078385, 1274455, 1392097, 1421420, 1602172, 1988710, 2002715, 2156770, 2187581, 2548910, 2585323, 2784194, 2803801, 3977420, 4005430, 4313540, 4375162, 5097820, 5170646, 5568388, 5607602, 6960485, 8010860, 8750324, 10341292, 10937905, 11215204, 12926615, 13920970, 14019005, 15313067, 18097261, 21875810, 25853230, 27841940, 28038010, 28438553, 30626134, 36194522, 43751620, 51706460, 56076020, 56877106, 61252268, 72389044, 76565335, 90486305, 113754212, 142192765, 153130670, 180972610, 199069871, 284385530, 306261340, 361945220, 398139742, 568771060, 796279484, 995349355, 1990698710, 3981397420]

約数ペア:

[(1, 3981397420), (2, 1990698710), (4, 995349355), (5, 796279484), (7, 568771060), (10, 398139742), (11, 361945220), (13, 306261340), (14, 284385530), (20, 199069871), (22, 180972610), (26, 153130670), (28, 142192765), (35, 113754212), (44, 90486305), (52, 76565335), (55, 72389044), (65, 61252268), (70, 56877106), (71, 56076020), (77, 51706460), (91, 43751620), (110, 36194522), (130, 30626134), (140, 28438553), (142, 28038010), (143, 27841940), (154, 25853230), (182, 21875810), (220, 18097261), (260, 15313067), (284, 14019005), (286, 13920970), (308, 12926615), (355, 11215204), (364, 10937905), (385, 10341292), (455, 8750324), (497, 8010860), (572, 6960485), (710, 5607602), (715, 5568388), (770, 5170646), (781, 5097820), (910, 4375162), (923, 4313540), (994, 4005430), (1001, 3977420), (1420, 2803801), (1430, 2784194), (1540, 2585323), (1562, 2548910), (1820, 2187581), (1846, 2156770), (1988, 2002715), (2002, 1988710), (2485, 1602172), (2801, 1421420), (2860, 1392097), (3124, 1274455), (3692, 1078385), (3905, 1019564), (4004, 994355), (4615, 862708), (4970, 801086), (5005, 795484), (5467, 728260), (5602, 710710), (6461, 616220), (7810, 509782), (9230, 431354), (9940, 400543), (10010, 397742), (10153, 392140), (10934, 364130), (11204, 355355), (12922, 308110), (14005, 284284), (15620, 254891), (18460, 215677), (19607, 203060), (20020, 198871), (20306, 196070), (21868, 182065), (25844, 154055), (27335, 145652), (28010, 142142), (30811, 129220), (32305, 123244), (36413, 109340), (39214, 101530), (40612, 98035), (50765, 78428), (54670, 72826), (56020, 71071), (61622, 64610)]