1029730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:198

約数の個数: 24

約数和(自身を含む): 2018772

約数和(自身を除く): 989042

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 7921, 11570, 15842, 39605, 79210, 102973, 205946, 514865, 1029730]

約数ペア:

[(1, 1029730), (2, 514865), (5, 205946), (10, 102973), (13, 79210), (26, 39605), (65, 15842), (89, 11570), (130, 7921), (178, 5785), (445, 2314), (890, 1157)]