13420210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43291}}^1$

素因数の和:43329

約数の個数: 16

約数和(自身を含む): 24936192

約数和(自身を除く): 11515982

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 43291, 86582, 216455, 432910, 1342021, 2684042, 6710105, 13420210]

約数ペア:

[(1, 13420210), (2, 6710105), (5, 2684042), (10, 1342021), (31, 432910), (62, 216455), (155, 86582), (310, 43291)]