40401656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{709}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 80514000

約数和(自身を除く): 40112344

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 419, 709, 838, 1418, 1676, 2836, 3352, 5672, 7123, 12053, 14246, 24106, 28492, 48212, 56984, 96424, 297071, 594142, 1188284, 2376568, 5050207, 10100414, 20200828, 40401656]

約数ペア:

[(1, 40401656), (2, 20200828), (4, 10100414), (8, 5050207), (17, 2376568), (34, 1188284), (68, 594142), (136, 297071), (419, 96424), (709, 56984), (838, 48212), (1418, 28492), (1676, 24106), (2836, 14246), (3352, 12053), (5672, 7123)]