1860220

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 3932208

約数和(自身を除く): 2071988

約数列:

[1, 2, 4, 5, 10, 20, 281, 331, 562, 662, 1124, 1324, 1405, 1655, 2810, 3310, 5620, 6620, 93011, 186022, 372044, 465055, 930110, 1860220]

約数ペア:

[(1, 1860220), (2, 930110), (4, 465055), (5, 372044), (10, 186022), (20, 93011), (281, 6620), (331, 5620), (562, 3310), (662, 2810), (1124, 1655), (1324, 1405)]