40907480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9929}}^1$

素因数の和:10043

約数の個数: 32

約数和(自身を含む): 92944800

約数和(自身を除く): 52037320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 9929, 19858, 39716, 49645, 79432, 99290, 198580, 397160, 1022687, 2045374, 4090748, 5113435, 8181496, 10226870, 20453740, 40907480]

約数ペア:

[(1, 40907480), (2, 20453740), (4, 10226870), (5, 8181496), (8, 5113435), (10, 4090748), (20, 2045374), (40, 1022687), (103, 397160), (206, 198580), (412, 99290), (515, 79432), (824, 49645), (1030, 39716), (2060, 19858), (4120, 9929)]