105400820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6907}}^1$

素因数の和:7032

約数の個数: 48

約数和(自身を含む): 255319680

約数和(自身を除く): 149918860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 6907, 7630, 13814, 15260, 27628, 34535, 48349, 69070, 96698, 138140, 193396, 241745, 483490, 752863, 966980, 1505726, 3011452, 3764315, 5270041, 7528630, 10540082, 15057260, 21080164, 26350205, 52700410, 105400820]

約数ペア:

[(1, 105400820), (2, 52700410), (4, 26350205), (5, 21080164), (7, 15057260), (10, 10540082), (14, 7528630), (20, 5270041), (28, 3764315), (35, 3011452), (70, 1505726), (109, 966980), (140, 752863), (218, 483490), (436, 241745), (545, 193396), (763, 138140), (1090, 96698), (1526, 69070), (2180, 48349), (3052, 34535), (3815, 27628), (6907, 15260), (7630, 13814)]