2100940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 4475520

約数和(自身を除く): 2374580

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1439, 1460, 2878, 5756, 7195, 14390, 28780, 105047, 210094, 420188, 525235, 1050470, 2100940]

約数ペア:

[(1, 2100940), (2, 1050470), (4, 525235), (5, 420188), (10, 210094), (20, 105047), (73, 28780), (146, 14390), (292, 7195), (365, 5756), (730, 2878), (1439, 1460)]