39898490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8093}}^1$

素因数の和:8146

約数の個数: 32

約数和(自身を含む): 78673680

約数和(自身を除く): 38775190

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 8093, 16186, 40465, 80930, 137581, 234697, 275162, 469394, 687905, 1173485, 1375810, 2346970, 3989849, 7979698, 19949245, 39898490]

約数ペア:

[(1, 39898490), (2, 19949245), (5, 7979698), (10, 3989849), (17, 2346970), (29, 1375810), (34, 1173485), (58, 687905), (85, 469394), (145, 275162), (170, 234697), (290, 137581), (493, 80930), (986, 40465), (2465, 16186), (4930, 8093)]