168928040

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{22111}}^1$

素因数の和:22313

約数の個数: 32

約数和(自身を含む): 382095360

約数和(自身を除く): 213167320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 22111, 44222, 88444, 110555, 176888, 221110, 442220, 884440, 4223201, 8446402, 16892804, 21116005, 33785608, 42232010, 84464020, 168928040]

約数ペア:

[(1, 168928040), (2, 84464020), (4, 42232010), (5, 33785608), (8, 21116005), (10, 16892804), (20, 8446402), (40, 4223201), (191, 884440), (382, 442220), (764, 221110), (955, 176888), (1528, 110555), (1910, 88444), (3820, 44222), (7640, 22111)]