3458320

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:463

約数の個数: 40

約数和(自身を含む): 8124480

約数和(自身を除く): 4666160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 311, 556, 622, 695, 1112, 1244, 1390, 1555, 2224, 2488, 2780, 3110, 4976, 5560, 6220, 11120, 12440, 24880, 43229, 86458, 172916, 216145, 345832, 432290, 691664, 864580, 1729160, 3458320]

約数ペア:

[(1, 3458320), (2, 1729160), (4, 864580), (5, 691664), (8, 432290), (10, 345832), (16, 216145), (20, 172916), (40, 86458), (80, 43229), (139, 24880), (278, 12440), (311, 11120), (556, 6220), (622, 5560), (695, 4976), (1112, 3110), (1244, 2780), (1390, 2488), (1555, 2224)]