200921620

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{79103}}^1$

素因数の和:79239

約数の個数: 24

約数和(自身を含む): 425263104

約数和(自身を除く): 224341484

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 79103, 158206, 316412, 395515, 791030, 1582060, 10046081, 20092162, 40184324, 50230405, 100460810, 200921620]

約数ペア:

[(1, 200921620), (2, 100460810), (4, 50230405), (5, 40184324), (10, 20092162), (20, 10046081), (127, 1582060), (254, 791030), (508, 395515), (635, 316412), (1270, 158206), (2540, 79103)]