31297370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12671}}^1$

素因数の和:12710

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 32569510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 12671, 25342, 63355, 126710, 164723, 240749, 329446, 481498, 823615, 1203745, 1647230, 2407490, 3129737, 6259474, 15648685, 31297370]

約数ペア:

[(1, 31297370), (2, 15648685), (5, 6259474), (10, 3129737), (13, 2407490), (19, 1647230), (26, 1203745), (38, 823615), (65, 481498), (95, 329446), (130, 240749), (190, 164723), (247, 126710), (494, 63355), (1235, 25342), (2470, 12671)]