20127559970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{955271}}^1$

素因数の和:955335

約数の個数: 48

約数和(自身を含む): 43124799168

約数和(自身を除く): 22997239198

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 1505, 2107, 3010, 4214, 10535, 21070, 955271, 1910542, 4776355, 6686897, 9552710, 13373794, 33434485, 41076653, 46808279, 66868970, 82153306, 93616558, 205383265, 234041395, 287536571, 410766530, 468082790, 575073142, 1437682855, 2012755997, 2875365710, 4025511994, 10063779985, 20127559970]

約数ペア:

[(1, 20127559970), (2, 10063779985), (5, 4025511994), (7, 2875365710), (10, 2012755997), (14, 1437682855), (35, 575073142), (43, 468082790), (49, 410766530), (70, 287536571), (86, 234041395), (98, 205383265), (215, 93616558), (245, 82153306), (301, 66868970), (430, 46808279), (490, 41076653), (602, 33434485), (1505, 13373794), (2107, 9552710), (3010, 6686897), (4214, 4776355), (10535, 1910542), (21070, 955271)]