45431720

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2777}}^1$

素因数の和:3197

約数の個数: 32

約数和(自身を含む): 102508200

約数和(自身を除く): 57076480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 2777, 3272, 4090, 5554, 8180, 11108, 13885, 16360, 22216, 27770, 55540, 111080, 1135793, 2271586, 4543172, 5678965, 9086344, 11357930, 22715860, 45431720]

約数ペア:

[(1, 45431720), (2, 22715860), (4, 11357930), (5, 9086344), (8, 5678965), (10, 4543172), (20, 2271586), (40, 1135793), (409, 111080), (818, 55540), (1636, 27770), (2045, 22216), (2777, 16360), (3272, 13885), (4090, 11108), (5554, 8180)]