7886840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 19807200

約数和(自身を除く): 11920360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 523, 580, 754, 1046, 1160, 1508, 1885, 2092, 2615, 3016, 3770, 4184, 5230, 6799, 7540, 10460, 13598, 15080, 15167, 20920, 27196, 30334, 33995, 54392, 60668, 67990, 75835, 121336, 135980, 151670, 197171, 271960, 303340, 394342, 606680, 788684, 985855, 1577368, 1971710, 3943420, 7886840]

約数ペア:

[(1, 7886840), (2, 3943420), (4, 1971710), (5, 1577368), (8, 985855), (10, 788684), (13, 606680), (20, 394342), (26, 303340), (29, 271960), (40, 197171), (52, 151670), (58, 135980), (65, 121336), (104, 75835), (116, 67990), (130, 60668), (145, 54392), (232, 33995), (260, 30334), (290, 27196), (377, 20920), (520, 15167), (523, 15080), (580, 13598), (754, 10460), (1046, 7540), (1160, 6799), (1508, 5230), (1885, 4184), (2092, 3770), (2615, 3016)]