30257980

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{1231}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 63645120

約数和(自身を除く): 33387140

約数列:

[1, 2, 4, 5, 10, 20, 1229, 1231, 2458, 2462, 4916, 4924, 6145, 6155, 12290, 12310, 24580, 24620, 1512899, 3025798, 6051596, 7564495, 15128990, 30257980]

約数ペア:

[(1, 30257980), (2, 15128990), (4, 7564495), (5, 6051596), (10, 3025798), (20, 1512899), (1229, 24620), (1231, 24580), (2458, 12310), (2462, 12290), (4916, 6155), (4924, 6145)]