20002830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9391}}^1$

素因数の和:9472

約数の個数: 32

約数和(自身を含む): 48688128

約数和(自身を除く): 28685298

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 9391, 18782, 28173, 46955, 56346, 93910, 140865, 281730, 666761, 1333522, 2000283, 3333805, 4000566, 6667610, 10001415, 20002830]

約数ペア:

[(1, 20002830), (2, 10001415), (3, 6667610), (5, 4000566), (6, 3333805), (10, 2000283), (15, 1333522), (30, 666761), (71, 281730), (142, 140865), (213, 93910), (355, 56346), (426, 46955), (710, 28173), (1065, 18782), (2130, 9391)]