40613620

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7549}}^1$

素因数の和:7827

約数の個数: 24

約数和(自身を含む): 85617000

約数和(自身を除く): 45003380

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 7549, 15098, 30196, 37745, 75490, 150980, 2030681, 4061362, 8122724, 10153405, 20306810, 40613620]

約数ペア:

[(1, 40613620), (2, 20306810), (4, 10153405), (5, 8122724), (10, 4061362), (20, 2030681), (269, 150980), (538, 75490), (1076, 37745), (1345, 30196), (2690, 15098), (5380, 7549)]