2222680

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 5045040

約数和(自身を除く): 2822360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 307, 362, 614, 724, 905, 1228, 1448, 1535, 1810, 2456, 3070, 3620, 6140, 7240, 12280, 55567, 111134, 222268, 277835, 444536, 555670, 1111340, 2222680]

約数ペア:

[(1, 2222680), (2, 1111340), (4, 555670), (5, 444536), (8, 277835), (10, 222268), (20, 111134), (40, 55567), (181, 12280), (307, 7240), (362, 6140), (614, 3620), (724, 3070), (905, 2456), (1228, 1810), (1448, 1535)]