61629140

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{20407}}^1$

素因数の和:20567

約数の個数: 24

約数和(自身を含む): 130284672

約数和(自身を除く): 68655532

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 20407, 40814, 81628, 102035, 204070, 408140, 3081457, 6162914, 12325828, 15407285, 30814570, 61629140]

約数ペア:

[(1, 61629140), (2, 30814570), (4, 15407285), (5, 12325828), (10, 6162914), (20, 3081457), (151, 408140), (302, 204070), (604, 102035), (755, 81628), (1510, 40814), (3020, 20407)]