1939960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4409}}^1$

素因数の和:4431

約数の個数: 32

約数和(自身を含む): 4762800

約数和(自身を除く): 2822840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4409, 8818, 17636, 22045, 35272, 44090, 48499, 88180, 96998, 176360, 193996, 242495, 387992, 484990, 969980, 1939960]

約数ペア:

[(1, 1939960), (2, 969980), (4, 484990), (5, 387992), (8, 242495), (10, 193996), (11, 176360), (20, 96998), (22, 88180), (40, 48499), (44, 44090), (55, 35272), (88, 22045), (110, 17636), (220, 8818), (440, 4409)]