20017558740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8137219}}^1$

素因数の和:8137272

約数の個数: 48

約数和(自身を含む): 57416224320

約数和(自身を除く): 37398665580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8137219, 16274438, 24411657, 32548876, 40686095, 48823314, 81372190, 97646628, 122058285, 162744380, 244116570, 333625979, 488233140, 667251958, 1000877937, 1334503916, 1668129895, 2001755874, 3336259790, 4003511748, 5004389685, 6672519580, 10008779370, 20017558740]

約数ペア:

[(1, 20017558740), (2, 10008779370), (3, 6672519580), (4, 5004389685), (5, 4003511748), (6, 3336259790), (10, 2001755874), (12, 1668129895), (15, 1334503916), (20, 1000877937), (30, 667251958), (41, 488233140), (60, 333625979), (82, 244116570), (123, 162744380), (164, 122058285), (205, 97646628), (246, 81372190), (410, 48823314), (492, 40686095), (615, 32548876), (820, 24411657), (1230, 16274438), (2460, 8137219)]