22903120

素因数分解:

$2^4\times 5^1\times {\mathrm{286289}}^1$

素因数の和:286302

約数の個数: 20

約数和(自身を含む): 53249940

約数和(自身を除く): 30346820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 286289, 572578, 1145156, 1431445, 2290312, 2862890, 4580624, 5725780, 11451560, 22903120]

約数ペア:

[(1, 22903120), (2, 11451560), (4, 5725780), (5, 4580624), (8, 2862890), (10, 2290312), (16, 1431445), (20, 1145156), (40, 572578), (80, 286289)]