41745640

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2143}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 94164480

約数和(自身を除く): 52418840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2143, 2435, 3896, 4286, 4870, 8572, 9740, 10715, 17144, 19480, 21430, 42860, 85720, 1043641, 2087282, 4174564, 5218205, 8349128, 10436410, 20872820, 41745640]

約数ペア:

[(1, 41745640), (2, 20872820), (4, 10436410), (5, 8349128), (8, 5218205), (10, 4174564), (20, 2087282), (40, 1043641), (487, 85720), (974, 42860), (1948, 21430), (2143, 19480), (2435, 17144), (3896, 10715), (4286, 9740), (4870, 8572)]