20139220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59233}}^1$

素因数の和:59259

約数の個数: 24

約数和(自身を含む): 44780904

約数和(自身を除く): 24641684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59233, 118466, 236932, 296165, 592330, 1006961, 1184660, 2013922, 4027844, 5034805, 10069610, 20139220]

約数ペア:

[(1, 20139220), (2, 10069610), (4, 5034805), (5, 4027844), (10, 2013922), (17, 1184660), (20, 1006961), (34, 592330), (68, 296165), (85, 236932), (170, 118466), (340, 59233)]