3858140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 10160640

約数和(自身を除く): 6302500

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 71, 76, 95, 110, 130, 142, 143, 190, 209, 220, 247, 260, 284, 286, 355, 380, 418, 494, 572, 710, 715, 781, 836, 923, 988, 1045, 1235, 1349, 1420, 1430, 1562, 1846, 2090, 2470, 2698, 2717, 2860, 3124, 3692, 3905, 4180, 4615, 4940, 5396, 5434, 6745, 7810, 9230, 10153, 10868, 13490, 13585, 14839, 15620, 17537, 18460, 20306, 26980, 27170, 29678, 35074, 40612, 50765, 54340, 59356, 70148, 74195, 87685, 101530, 148390, 175370, 192907, 203060, 296780, 350740, 385814, 771628, 964535, 1929070, 3858140]

約数ペア:

[(1, 3858140), (2, 1929070), (4, 964535), (5, 771628), (10, 385814), (11, 350740), (13, 296780), (19, 203060), (20, 192907), (22, 175370), (26, 148390), (38, 101530), (44, 87685), (52, 74195), (55, 70148), (65, 59356), (71, 54340), (76, 50765), (95, 40612), (110, 35074), (130, 29678), (142, 27170), (143, 26980), (190, 20306), (209, 18460), (220, 17537), (247, 15620), (260, 14839), (284, 13585), (286, 13490), (355, 10868), (380, 10153), (418, 9230), (494, 7810), (572, 6745), (710, 5434), (715, 5396), (781, 4940), (836, 4615), (923, 4180), (988, 3905), (1045, 3692), (1235, 3124), (1349, 2860), (1420, 2717), (1430, 2698), (1562, 2470), (1846, 2090)]