89042540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{143617}}^1$

素因数の和:143657

約数の個数: 24

約数和(自身を含む): 193022592

約数和(自身を除く): 103980052

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 143617, 287234, 574468, 718085, 1436170, 2872340, 4452127, 8904254, 17808508, 22260635, 44521270, 89042540]

約数ペア:

[(1, 89042540), (2, 44521270), (4, 22260635), (5, 17808508), (10, 8904254), (20, 4452127), (31, 2872340), (62, 1436170), (124, 718085), (155, 574468), (310, 287234), (620, 143617)]