20235220

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3847}}^1$

素因数の和:4119

約数の個数: 24

約数和(自身を含む): 42666624

約数和(自身を除く): 22431404

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 3847, 5260, 7694, 15388, 19235, 38470, 76940, 1011761, 2023522, 4047044, 5058805, 10117610, 20235220]

約数ペア:

[(1, 20235220), (2, 10117610), (4, 5058805), (5, 4047044), (10, 2023522), (20, 1011761), (263, 76940), (526, 38470), (1052, 19235), (1315, 15388), (2630, 7694), (3847, 5260)]