518654210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{17387}}^1$

素因数の和:17570

約数の個数: 32

約数和(自身を含む): 989029440

約数和(自身を除く): 470375230

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2983, 5966, 14915, 17387, 29830, 34774, 86935, 173870, 330353, 660706, 1651765, 2729759, 3303530, 5459518, 13648795, 27297590, 51865421, 103730842, 259327105, 518654210]

約数ペア:

[(1, 518654210), (2, 259327105), (5, 103730842), (10, 51865421), (19, 27297590), (38, 13648795), (95, 5459518), (157, 3303530), (190, 2729759), (314, 1651765), (785, 660706), (1570, 330353), (2983, 173870), (5966, 86935), (14915, 34774), (17387, 29830)]