27227960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11159}}^1$

素因数の和:11231

約数の個数: 32

約数和(自身を含む): 62272800

約数和(自身を除く): 35044840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11159, 22318, 44636, 55795, 89272, 111590, 223180, 446360, 680699, 1361398, 2722796, 3403495, 5445592, 6806990, 13613980, 27227960]

約数ペア:

[(1, 27227960), (2, 13613980), (4, 6806990), (5, 5445592), (8, 3403495), (10, 2722796), (20, 1361398), (40, 680699), (61, 446360), (122, 223180), (244, 111590), (305, 89272), (488, 55795), (610, 44636), (1220, 22318), (2440, 11159)]