2191569380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109469}}^1$

素因数の和:109509

約数の個数: 96

約数和(自身を含む): 6179362560

約数和(自身を除く): 3987793180

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2860, 4004, 5005, 10010, 20020, 109469, 218938, 437876, 547345, 766283, 1094690, 1204159, 1423097, 1532566, 2189380, 2408318, 2846194, 3065132, 3831415, 4816636, 5692388, 6020795, 7115485, 7662830, 8429113, 9961679, 12041590, 14230970, 15325660, 15654067, 16858226, 19923358, 24083180, 28461940, 31308134, 33716452, 39846716, 42145565, 49808395, 62616268, 78270335, 84291130, 99616790, 109578469, 156540670, 168582260, 199233580, 219156938, 313081340, 438313876, 547892345, 1095784690, 2191569380]

約数ペア:

[(1, 2191569380), (2, 1095784690), (4, 547892345), (5, 438313876), (7, 313081340), (10, 219156938), (11, 199233580), (13, 168582260), (14, 156540670), (20, 109578469), (22, 99616790), (26, 84291130), (28, 78270335), (35, 62616268), (44, 49808395), (52, 42145565), (55, 39846716), (65, 33716452), (70, 31308134), (77, 28461940), (91, 24083180), (110, 19923358), (130, 16858226), (140, 15654067), (143, 15325660), (154, 14230970), (182, 12041590), (220, 9961679), (260, 8429113), (286, 7662830), (308, 7115485), (364, 6020795), (385, 5692388), (455, 4816636), (572, 3831415), (715, 3065132), (770, 2846194), (910, 2408318), (1001, 2189380), (1430, 1532566), (1540, 1423097), (1820, 1204159), (2002, 1094690), (2860, 766283), (4004, 547345), (5005, 437876), (10010, 218938), (20020, 109469)]