28250110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{911}}^1$

素因数の和:1368

約数の個数: 32

約数和(自身を含む): 58309632

約数和(自身を除く): 30059522

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 886, 911, 1822, 2215, 3101, 4430, 4555, 6202, 6377, 9110, 12754, 15505, 31010, 31885, 63770, 403573, 807146, 2017865, 2825011, 4035730, 5650022, 14125055, 28250110]

約数ペア:

[(1, 28250110), (2, 14125055), (5, 5650022), (7, 4035730), (10, 2825011), (14, 2017865), (35, 807146), (70, 403573), (443, 63770), (886, 31885), (911, 31010), (1822, 15505), (2215, 12754), (3101, 9110), (4430, 6377), (4555, 6202)]