9944980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26171}}^1$

素因数の和:26199

約数の個数: 24

約数和(自身を含む): 21984480

約数和(自身を除く): 12039500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 26171, 52342, 104684, 130855, 261710, 497249, 523420, 994498, 1988996, 2486245, 4972490, 9944980]

約数ペア:

[(1, 9944980), (2, 4972490), (4, 2486245), (5, 1988996), (10, 994498), (19, 523420), (20, 497249), (38, 261710), (76, 130855), (95, 104684), (190, 52342), (380, 26171)]