288510520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{67409}}^1$

素因数の和:67527

約数の個数: 32

約数和(自身を含む): 655225200

約数和(自身を除く): 366714680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 67409, 134818, 269636, 337045, 539272, 674090, 1348180, 2696360, 7212763, 14425526, 28851052, 36063815, 57702104, 72127630, 144255260, 288510520]

約数ペア:

[(1, 288510520), (2, 144255260), (4, 72127630), (5, 57702104), (8, 36063815), (10, 28851052), (20, 14425526), (40, 7212763), (107, 2696360), (214, 1348180), (428, 674090), (535, 539272), (856, 337045), (1070, 269636), (2140, 134818), (4280, 67409)]