55465480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{198091}}^1$

素因数の和:198109

約数の個数: 32

約数和(自身を含む): 142626240

約数和(自身を除く): 87160760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 198091, 396182, 792364, 990455, 1386637, 1584728, 1980910, 2773274, 3961820, 5546548, 6933185, 7923640, 11093096, 13866370, 27732740, 55465480]

約数ペア:

[(1, 55465480), (2, 27732740), (4, 13866370), (5, 11093096), (7, 7923640), (8, 6933185), (10, 5546548), (14, 3961820), (20, 2773274), (28, 1980910), (35, 1584728), (40, 1386637), (56, 990455), (70, 792364), (140, 396182), (280, 198091)]