40657264

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{7039}}^1$

素因数の和:7085

約数の個数: 30

約数和(自身を含む): 83149440

約数和(自身を除く): 42492176

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 7039, 14078, 28156, 56312, 112624, 133741, 267482, 534964, 1069928, 2139856, 2541079, 5082158, 10164316, 20328632, 40657264]

約数ペア:

[(1, 40657264), (2, 20328632), (4, 10164316), (8, 5082158), (16, 2541079), (19, 2139856), (38, 1069928), (76, 534964), (152, 267482), (304, 133741), (361, 112624), (722, 56312), (1444, 28156), (2888, 14078), (5776, 7039)]