16244140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 38029824

約数和(自身を除く): 21785684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 1571, 2068, 2585, 3142, 5170, 6284, 7855, 10340, 15710, 17281, 31420, 34562, 69124, 73837, 86405, 147674, 172810, 295348, 345620, 369185, 738370, 812207, 1476740, 1624414, 3248828, 4061035, 8122070, 16244140]

約数ペア:

[(1, 16244140), (2, 8122070), (4, 4061035), (5, 3248828), (10, 1624414), (11, 1476740), (20, 812207), (22, 738370), (44, 369185), (47, 345620), (55, 295348), (94, 172810), (110, 147674), (188, 86405), (220, 73837), (235, 69124), (470, 34562), (517, 31420), (940, 17281), (1034, 15710), (1571, 10340), (2068, 7855), (2585, 6284), (3142, 5170)]