30777380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{11071}}^1$

素因数の和:11219

約数の個数: 24

約数和(自身を含む): 65103360

約数和(自身を除く): 34325980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 11071, 22142, 44284, 55355, 110710, 221420, 1538869, 3077738, 6155476, 7694345, 15388690, 30777380]

約数ペア:

[(1, 30777380), (2, 15388690), (4, 7694345), (5, 6155476), (10, 3077738), (20, 1538869), (139, 221420), (278, 110710), (556, 55355), (695, 44284), (1390, 22142), (2780, 11071)]