4133680

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 9700272

約数和(自身を除く): 5566592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 317, 326, 634, 652, 815, 1268, 1304, 1585, 1630, 2536, 2608, 3170, 3260, 5072, 6340, 6520, 12680, 13040, 25360, 51671, 103342, 206684, 258355, 413368, 516710, 826736, 1033420, 2066840, 4133680]

約数ペア:

[(1, 4133680), (2, 2066840), (4, 1033420), (5, 826736), (8, 516710), (10, 413368), (16, 258355), (20, 206684), (40, 103342), (80, 51671), (163, 25360), (317, 13040), (326, 12680), (634, 6520), (652, 6340), (815, 5072), (1268, 3260), (1304, 3170), (1585, 2608), (1630, 2536)]