2198350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 5106816

約数和(自身を除く): 2908466

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 571, 770, 1142, 1925, 2855, 3850, 3997, 5710, 6281, 7994, 12562, 14275, 19985, 28550, 31405, 39970, 43967, 62810, 87934, 99925, 157025, 199850, 219835, 314050, 439670, 1099175, 2198350]

約数ペア:

[(1, 2198350), (2, 1099175), (5, 439670), (7, 314050), (10, 219835), (11, 199850), (14, 157025), (22, 99925), (25, 87934), (35, 62810), (50, 43967), (55, 39970), (70, 31405), (77, 28550), (110, 19985), (154, 14275), (175, 12562), (275, 7994), (350, 6281), (385, 5710), (550, 3997), (571, 3850), (770, 2855), (1142, 1925)]