11954375

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:668

約数の個数: 20

約数和(自身を含む): 15445056

約数和(自身を除く): 3490681

約数列:

[1, 5, 25, 31, 125, 155, 617, 625, 775, 3085, 3875, 15425, 19127, 19375, 77125, 95635, 385625, 478175, 2390875, 11954375]

約数ペア:

[(1, 11954375), (5, 2390875), (25, 478175), (31, 385625), (125, 95635), (155, 77125), (617, 19375), (625, 19127), (775, 15425), (3085, 3875)]