1700840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 3873960

約数和(自身を除く): 2173120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 421, 505, 808, 842, 1010, 1684, 2020, 2105, 3368, 4040, 4210, 8420, 16840, 42521, 85042, 170084, 212605, 340168, 425210, 850420, 1700840]

約数ペア:

[(1, 1700840), (2, 850420), (4, 425210), (5, 340168), (8, 212605), (10, 170084), (20, 85042), (40, 42521), (101, 16840), (202, 8420), (404, 4210), (421, 4040), (505, 3368), (808, 2105), (842, 2020), (1010, 1684)]