214966960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{206699}}^1$

素因数の和:206725

約数の個数: 40

約数和(自身を含む): 538246800

約数和(自身を除く): 323279840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 206699, 413398, 826796, 1033495, 1653592, 2066990, 2687087, 3307184, 4133980, 5374174, 8267960, 10748348, 13435435, 16535920, 21496696, 26870870, 42993392, 53741740, 107483480, 214966960]

約数ペア:

[(1, 214966960), (2, 107483480), (4, 53741740), (5, 42993392), (8, 26870870), (10, 21496696), (13, 16535920), (16, 13435435), (20, 10748348), (26, 8267960), (40, 5374174), (52, 4133980), (65, 3307184), (80, 2687087), (104, 2066990), (130, 1653592), (208, 1033495), (260, 826796), (520, 413398), (1040, 206699)]