12378620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7457}}^1$

素因数の和:7549

約数の個数: 24

約数和(自身を含む): 26311824

約数和(自身を除く): 13933204

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 7457, 14914, 29828, 37285, 74570, 149140, 618931, 1237862, 2475724, 3094655, 6189310, 12378620]

約数ペア:

[(1, 12378620), (2, 6189310), (4, 3094655), (5, 2475724), (10, 1237862), (20, 618931), (83, 149140), (166, 74570), (332, 37285), (415, 29828), (830, 14914), (1660, 7457)]