30886460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{12763}}^1$

素因数の和:12794

約数の個数: 36

約数和(自身を含む): 71299704

約数和(自身を除く): 40413244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 12763, 25526, 51052, 63815, 127630, 140393, 255260, 280786, 561572, 701965, 1403930, 1544323, 2807860, 3088646, 6177292, 7721615, 15443230, 30886460]

約数ペア:

[(1, 30886460), (2, 15443230), (4, 7721615), (5, 6177292), (10, 3088646), (11, 2807860), (20, 1544323), (22, 1403930), (44, 701965), (55, 561572), (110, 280786), (121, 255260), (220, 140393), (242, 127630), (484, 63815), (605, 51052), (1210, 25526), (2420, 12763)]