28358480

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3137}}^1$

素因数の和:3263

約数の個数: 40

約数和(自身を含む): 66538152

約数和(自身を除く): 38179672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 3137, 4520, 6274, 9040, 12548, 15685, 25096, 31370, 50192, 62740, 125480, 250960, 354481, 708962, 1417924, 1772405, 2835848, 3544810, 5671696, 7089620, 14179240, 28358480]

約数ペア:

[(1, 28358480), (2, 14179240), (4, 7089620), (5, 5671696), (8, 3544810), (10, 2835848), (16, 1772405), (20, 1417924), (40, 708962), (80, 354481), (113, 250960), (226, 125480), (452, 62740), (565, 50192), (904, 31370), (1130, 25096), (1808, 15685), (2260, 12548), (3137, 9040), (4520, 6274)]