20170019480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38788499}}^1$

素因数の和:38788523

約数の個数: 32

約数和(自身を含む): 48873510000

約数和(自身を除く): 28703490520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 38788499, 77576998, 155153996, 193942495, 310307992, 387884990, 504250487, 775769980, 1008500974, 1551539960, 2017001948, 2521252435, 4034003896, 5042504870, 10085009740, 20170019480]

約数ペア:

[(1, 20170019480), (2, 10085009740), (4, 5042504870), (5, 4034003896), (8, 2521252435), (10, 2017001948), (13, 1551539960), (20, 1008500974), (26, 775769980), (40, 504250487), (52, 387884990), (65, 310307992), (104, 193942495), (130, 155153996), (260, 77576998), (520, 38788499)]