20124430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2753}}^1$

素因数の和:2820

約数の個数: 32

約数和(自身を含む): 39261024

約数和(自身を除く): 19136594

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 2753, 3655, 5506, 7310, 13765, 27530, 46801, 93602, 118379, 234005, 236758, 468010, 591895, 1183790, 2012443, 4024886, 10062215, 20124430]

約数ペア:

[(1, 20124430), (2, 10062215), (5, 4024886), (10, 2012443), (17, 1183790), (34, 591895), (43, 468010), (85, 236758), (86, 234005), (170, 118379), (215, 93602), (430, 46801), (731, 27530), (1462, 13765), (2753, 7310), (3655, 5506)]