202181380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{326099}}^1$

素因数の和:326139

約数の個数: 24

約数和(自身を含む): 438278400

約数和(自身を除く): 236097020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 326099, 652198, 1304396, 1630495, 3260990, 6521980, 10109069, 20218138, 40436276, 50545345, 101090690, 202181380]

約数ペア:

[(1, 202181380), (2, 101090690), (4, 50545345), (5, 40436276), (10, 20218138), (20, 10109069), (31, 6521980), (62, 3260990), (124, 1630495), (155, 1304396), (310, 652198), (620, 326099)]