12510760

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1217}}^1$

素因数の和:1485

約数の個数: 32

約数和(自身を含む): 28281960

約数和(自身を除く): 15771200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1217, 1285, 2056, 2434, 2570, 4868, 5140, 6085, 9736, 10280, 12170, 24340, 48680, 312769, 625538, 1251076, 1563845, 2502152, 3127690, 6255380, 12510760]

約数ペア:

[(1, 12510760), (2, 6255380), (4, 3127690), (5, 2502152), (8, 1563845), (10, 1251076), (20, 625538), (40, 312769), (257, 48680), (514, 24340), (1028, 12170), (1217, 10280), (1285, 9736), (2056, 6085), (2434, 5140), (2570, 4868)]