20084600

素因数分解:

$2^3\times 5^2\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 47005920

約数和(自身を除く): 26921320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 233, 431, 466, 862, 932, 1165, 1724, 1864, 2155, 2330, 3448, 4310, 4660, 5825, 8620, 9320, 10775, 11650, 17240, 21550, 23300, 43100, 46600, 86200, 100423, 200846, 401692, 502115, 803384, 1004230, 2008460, 2510575, 4016920, 5021150, 10042300, 20084600]

約数ペア:

[(1, 20084600), (2, 10042300), (4, 5021150), (5, 4016920), (8, 2510575), (10, 2008460), (20, 1004230), (25, 803384), (40, 502115), (50, 401692), (100, 200846), (200, 100423), (233, 86200), (431, 46600), (466, 43100), (862, 23300), (932, 21550), (1165, 17240), (1724, 11650), (1864, 10775), (2155, 9320), (2330, 8620), (3448, 5825), (4310, 4660)]