39860110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1811}}^1$

素因数の和:1920

約数の個数: 32

約数和(自身を含む): 75147264

約数和(自身を除く): 35287154

約数列:

[1, 2, 5, 10, 31, 62, 71, 142, 155, 310, 355, 710, 1811, 2201, 3622, 4402, 9055, 11005, 18110, 22010, 56141, 112282, 128581, 257162, 280705, 561410, 642905, 1285810, 3986011, 7972022, 19930055, 39860110]

約数ペア:

[(1, 39860110), (2, 19930055), (5, 7972022), (10, 3986011), (31, 1285810), (62, 642905), (71, 561410), (142, 280705), (155, 257162), (310, 128581), (355, 112282), (710, 56141), (1811, 22010), (2201, 18110), (3622, 11005), (4402, 9055)]