1427887940

素因数分解:

$2^2\times 5^1\times {\mathrm{3581}}^1\times {\mathrm{19937}}^1$

素因数の和:23527

約数の個数: 24

約数和(自身を含む): 2999552472

約数和(自身を除く): 1571664532

約数列:

[1, 2, 4, 5, 10, 20, 3581, 7162, 14324, 17905, 19937, 35810, 39874, 71620, 79748, 99685, 199370, 398740, 71394397, 142788794, 285577588, 356971985, 713943970, 1427887940]

約数ペア:

[(1, 1427887940), (2, 713943970), (4, 356971985), (5, 285577588), (10, 142788794), (20, 71394397), (3581, 398740), (7162, 199370), (14324, 99685), (17905, 79748), (19937, 71620), (35810, 39874)]