3304720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 7778520

約数和(自身を除く): 4473800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 409, 505, 808, 818, 1010, 1616, 1636, 2020, 2045, 3272, 4040, 4090, 6544, 8080, 8180, 16360, 32720, 41309, 82618, 165236, 206545, 330472, 413090, 660944, 826180, 1652360, 3304720]

約数ペア:

[(1, 3304720), (2, 1652360), (4, 826180), (5, 660944), (8, 413090), (10, 330472), (16, 206545), (20, 165236), (40, 82618), (80, 41309), (101, 32720), (202, 16360), (404, 8180), (409, 8080), (505, 6544), (808, 4090), (818, 4040), (1010, 3272), (1616, 2045), (1636, 2020)]