123164020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{879743}}^1$

素因数の和:879759

約数の個数: 24

約数和(自身を含む): 295593984

約数和(自身を除く): 172429964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 879743, 1759486, 3518972, 4398715, 6158201, 8797430, 12316402, 17594860, 24632804, 30791005, 61582010, 123164020]

約数ペア:

[(1, 123164020), (2, 61582010), (4, 30791005), (5, 24632804), (7, 17594860), (10, 12316402), (14, 8797430), (20, 6158201), (28, 4398715), (35, 3518972), (70, 1759486), (140, 879743)]