20708864520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172573871}}^1$

素因数の和:172573885

約数の個数: 32

約数和(自身を含む): 62126593920

約数和(自身を除く): 41417729400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172573871, 345147742, 517721613, 690295484, 862869355, 1035443226, 1380590968, 1725738710, 2070886452, 2588608065, 3451477420, 4141772904, 5177216130, 6902954840, 10354432260, 20708864520]

約数ペア:

[(1, 20708864520), (2, 10354432260), (3, 6902954840), (4, 5177216130), (5, 4141772904), (6, 3451477420), (8, 2588608065), (10, 2070886452), (12, 1725738710), (15, 1380590968), (20, 1035443226), (24, 862869355), (30, 690295484), (40, 517721613), (60, 345147742), (120, 172573871)]