7018960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 18655056

約数和(自身を除く): 11636096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 397, 442, 520, 680, 794, 884, 1040, 1105, 1360, 1588, 1768, 1985, 2210, 3176, 3536, 3970, 4420, 5161, 6352, 6749, 7940, 8840, 10322, 13498, 15880, 17680, 20644, 25805, 26996, 31760, 33745, 41288, 51610, 53992, 67490, 82576, 87737, 103220, 107984, 134980, 175474, 206440, 269960, 350948, 412880, 438685, 539920, 701896, 877370, 1403792, 1754740, 3509480, 7018960]

約数ペア:

[(1, 7018960), (2, 3509480), (4, 1754740), (5, 1403792), (8, 877370), (10, 701896), (13, 539920), (16, 438685), (17, 412880), (20, 350948), (26, 269960), (34, 206440), (40, 175474), (52, 134980), (65, 107984), (68, 103220), (80, 87737), (85, 82576), (104, 67490), (130, 53992), (136, 51610), (170, 41288), (208, 33745), (221, 31760), (260, 26996), (272, 25805), (340, 20644), (397, 17680), (442, 15880), (520, 13498), (680, 10322), (794, 8840), (884, 7940), (1040, 6749), (1105, 6352), (1360, 5161), (1588, 4420), (1768, 3970), (1985, 3536), (2210, 3176)]