42173680

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1663}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 98422272

約数和(自身を除く): 56248592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 1663, 2536, 3170, 3326, 5072, 6340, 6652, 8315, 12680, 13304, 16630, 25360, 26608, 33260, 66520, 133040, 527171, 1054342, 2108684, 2635855, 4217368, 5271710, 8434736, 10543420, 21086840, 42173680]

約数ペア:

[(1, 42173680), (2, 21086840), (4, 10543420), (5, 8434736), (8, 5271710), (10, 4217368), (16, 2635855), (20, 2108684), (40, 1054342), (80, 527171), (317, 133040), (634, 66520), (1268, 33260), (1585, 26608), (1663, 25360), (2536, 16630), (3170, 13304), (3326, 12680), (5072, 8315), (6340, 6652)]