1870420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2281}}^1$

素因数の和:2331

約数の個数: 24

約数和(自身を含む): 4025448

約数和(自身を除く): 2155028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2281, 4562, 9124, 11405, 22810, 45620, 93521, 187042, 374084, 467605, 935210, 1870420]

約数ペア:

[(1, 1870420), (2, 935210), (4, 467605), (5, 374084), (10, 187042), (20, 93521), (41, 45620), (82, 22810), (164, 11405), (205, 9124), (410, 4562), (820, 2281)]