2045804980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2378843}}^1$

素因数の和:2378895

約数の個数: 24

約数和(自身を含む): 4396103712

約数和(自身を除く): 2350298732

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2378843, 4757686, 9515372, 11894215, 23788430, 47576860, 102290249, 204580498, 409160996, 511451245, 1022902490, 2045804980]

約数ペア:

[(1, 2045804980), (2, 1022902490), (4, 511451245), (5, 409160996), (10, 204580498), (20, 102290249), (43, 47576860), (86, 23788430), (172, 11894215), (215, 9515372), (430, 4757686), (860, 2378843)]