12876860

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{977}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 27110160

約数和(自身を除く): 14233300

約数列:

[1, 2, 4, 5, 10, 20, 659, 977, 1318, 1954, 2636, 3295, 3908, 4885, 6590, 9770, 13180, 19540, 643843, 1287686, 2575372, 3219215, 6438430, 12876860]

約数ペア:

[(1, 12876860), (2, 6438430), (4, 3219215), (5, 2575372), (10, 1287686), (20, 643843), (659, 19540), (977, 13180), (1318, 9770), (1954, 6590), (2636, 4885), (3295, 3908)]