30689240

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{5081}}^1$

素因数の和:5243

約数の個数: 32

約数和(自身を含む): 69521760

約数和(自身を除く): 38832520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 5081, 6040, 10162, 20324, 25405, 40648, 50810, 101620, 203240, 767231, 1534462, 3068924, 3836155, 6137848, 7672310, 15344620, 30689240]

約数ペア:

[(1, 30689240), (2, 15344620), (4, 7672310), (5, 6137848), (8, 3836155), (10, 3068924), (20, 1534462), (40, 767231), (151, 203240), (302, 101620), (604, 50810), (755, 40648), (1208, 25405), (1510, 20324), (3020, 10162), (5081, 6040)]