305963440

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{52391}}^1$

素因数の和:52477

約数の個数: 40

約数和(自身を含む): 721123488

約数和(自身を除く): 415160048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 52391, 104782, 209564, 261955, 419128, 523910, 838256, 1047820, 2095640, 3824543, 4191280, 7649086, 15298172, 19122715, 30596344, 38245430, 61192688, 76490860, 152981720, 305963440]

約数ペア:

[(1, 305963440), (2, 152981720), (4, 76490860), (5, 61192688), (8, 38245430), (10, 30596344), (16, 19122715), (20, 15298172), (40, 7649086), (73, 4191280), (80, 3824543), (146, 2095640), (292, 1047820), (365, 838256), (584, 523910), (730, 419128), (1168, 261955), (1460, 209564), (2920, 104782), (5840, 52391)]