804550520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{275531}}^1$

素因数の和:275615

約数の個数: 32

約数和(自身を含む): 1835043120

約数和(自身を除く): 1030492600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 275531, 551062, 1102124, 1377655, 2204248, 2755310, 5510620, 11021240, 20113763, 40227526, 80455052, 100568815, 160910104, 201137630, 402275260, 804550520]

約数ペア:

[(1, 804550520), (2, 402275260), (4, 201137630), (5, 160910104), (8, 100568815), (10, 80455052), (20, 40227526), (40, 20113763), (73, 11021240), (146, 5510620), (292, 2755310), (365, 2204248), (584, 1377655), (730, 1102124), (1460, 551062), (2920, 275531)]