20253620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53299}}^1$

素因数の和:53327

約数の個数: 24

約数和(自身を含む): 44772000

約数和(自身を除く): 24518380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53299, 106598, 213196, 266495, 532990, 1012681, 1065980, 2025362, 4050724, 5063405, 10126810, 20253620]

約数ペア:

[(1, 20253620), (2, 10126810), (4, 5063405), (5, 4050724), (10, 2025362), (19, 1065980), (20, 1012681), (38, 532990), (76, 266495), (95, 213196), (190, 106598), (380, 53299)]