5247156920

素因数分解:

$2^3\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{59063}}^1$

素因数の和:61295

約数の個数: 32

約数和(自身を含む): 11811618720

約数和(自身を除く): 6564461800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2221, 4442, 8884, 11105, 17768, 22210, 44420, 59063, 88840, 118126, 236252, 295315, 472504, 590630, 1181260, 2362520, 131178923, 262357846, 524715692, 655894615, 1049431384, 1311789230, 2623578460, 5247156920]

約数ペア:

[(1, 5247156920), (2, 2623578460), (4, 1311789230), (5, 1049431384), (8, 655894615), (10, 524715692), (20, 262357846), (40, 131178923), (2221, 2362520), (4442, 1181260), (8884, 590630), (11105, 472504), (17768, 295315), (22210, 236252), (44420, 118126), (59063, 88840)]