20790787630

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{157351}}^1$

素因数の和:157612

約数の個数: 32

約数和(自身を含む): 38145901248

約数和(自身を除く): 17355113618

約数列:

[1, 2, 5, 10, 73, 146, 181, 362, 365, 730, 905, 1810, 13213, 26426, 66065, 132130, 157351, 314702, 786755, 1573510, 11486623, 22973246, 28480531, 56961062, 57433115, 114866230, 142402655, 284805310, 2079078763, 4158157526, 10395393815, 20790787630]

約数ペア:

[(1, 20790787630), (2, 10395393815), (5, 4158157526), (10, 2079078763), (73, 284805310), (146, 142402655), (181, 114866230), (362, 57433115), (365, 56961062), (730, 28480531), (905, 22973246), (1810, 11486623), (13213, 1573510), (26426, 786755), (66065, 314702), (132130, 157351)]