55921210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{180391}}^1$

素因数の和:180429

約数の個数: 16

約数和(自身を含む): 103905792

約数和(自身を除く): 47984582

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 180391, 360782, 901955, 1803910, 5592121, 11184242, 27960605, 55921210]

約数ペア:

[(1, 55921210), (2, 27960605), (5, 11184242), (10, 5592121), (31, 1803910), (62, 901955), (155, 360782), (310, 180391)]