201624980

素因数分解:

$2^2\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{6967}}^1$

素因数の和:8423

約数の個数: 24

約数和(自身を含む): 423765888

約数和(自身を除く): 222140908

約数列:

[1, 2, 4, 5, 10, 20, 1447, 2894, 5788, 6967, 7235, 13934, 14470, 27868, 28940, 34835, 69670, 139340, 10081249, 20162498, 40324996, 50406245, 100812490, 201624980]

約数ペア:

[(1, 201624980), (2, 100812490), (4, 50406245), (5, 40324996), (10, 20162498), (20, 10081249), (1447, 139340), (2894, 69670), (5788, 34835), (6967, 28940), (7235, 27868), (13934, 14470)]