30628420

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{5651}}^1$

素因数の和:5931

約数の個数: 24

約数和(自身を含む): 64568448

約数和(自身を除く): 33940028

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 5651, 11302, 22604, 28255, 56510, 113020, 1531421, 3062842, 6125684, 7657105, 15314210, 30628420]

約数ペア:

[(1, 30628420), (2, 15314210), (4, 7657105), (5, 6125684), (10, 3062842), (20, 1531421), (271, 113020), (542, 56510), (1084, 28255), (1355, 22604), (2710, 11302), (5420, 5651)]