639330180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{10655503}}^1$

素因数の和:10655515

約数の個数: 24

約数和(自身を含む): 1790124672

約数和(自身を除く): 1150794492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 10655503, 21311006, 31966509, 42622012, 53277515, 63933018, 106555030, 127866036, 159832545, 213110060, 319665090, 639330180]

約数ペア:

[(1, 639330180), (2, 319665090), (3, 213110060), (4, 159832545), (5, 127866036), (6, 106555030), (10, 63933018), (12, 53277515), (15, 42622012), (20, 31966509), (30, 21311006), (60, 10655503)]