22720210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73291}}^1$

素因数の和:73329

約数の個数: 16

約数和(自身を含む): 42216192

約数和(自身を除く): 19495982

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 73291, 146582, 366455, 732910, 2272021, 4544042, 11360105, 22720210]

約数ペア:

[(1, 22720210), (2, 11360105), (5, 4544042), (10, 2272021), (31, 732910), (62, 366455), (155, 146582), (310, 73291)]