542079560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1231999}}^1$

素因数の和:1232021

約数の個数: 32

約数和(自身を含む): 1330560000

約数和(自身を除く): 788480440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1231999, 2463998, 4927996, 6159995, 9855992, 12319990, 13551989, 24639980, 27103978, 49279960, 54207956, 67759945, 108415912, 135519890, 271039780, 542079560]

約数ペア:

[(1, 542079560), (2, 271039780), (4, 135519890), (5, 108415912), (8, 67759945), (10, 54207956), (11, 49279960), (20, 27103978), (22, 24639980), (40, 13551989), (44, 12319990), (55, 9855992), (88, 6159995), (110, 4927996), (220, 2463998), (440, 1231999)]