40317880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 96850080

約数和(自身を除く): 56532200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 211, 281, 340, 422, 562, 680, 844, 1055, 1124, 1405, 1688, 2110, 2248, 2810, 3587, 4220, 4777, 5620, 7174, 8440, 9554, 11240, 14348, 17935, 19108, 23885, 28696, 35870, 38216, 47770, 59291, 71740, 95540, 118582, 143480, 191080, 237164, 296455, 474328, 592910, 1007947, 1185820, 2015894, 2371640, 4031788, 5039735, 8063576, 10079470, 20158940, 40317880]

約数ペア:

[(1, 40317880), (2, 20158940), (4, 10079470), (5, 8063576), (8, 5039735), (10, 4031788), (17, 2371640), (20, 2015894), (34, 1185820), (40, 1007947), (68, 592910), (85, 474328), (136, 296455), (170, 237164), (211, 191080), (281, 143480), (340, 118582), (422, 95540), (562, 71740), (680, 59291), (844, 47770), (1055, 38216), (1124, 35870), (1405, 28696), (1688, 23885), (2110, 19108), (2248, 17935), (2810, 14348), (3587, 11240), (4220, 9554), (4777, 8440), (5620, 7174)]