4014020

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{479}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 8467200

約数和(自身を除く): 4453180

約数列:

[1, 2, 4, 5, 10, 20, 419, 479, 838, 958, 1676, 1916, 2095, 2395, 4190, 4790, 8380, 9580, 200701, 401402, 802804, 1003505, 2007010, 4014020]

約数ペア:

[(1, 4014020), (2, 2007010), (4, 1003505), (5, 802804), (10, 401402), (20, 200701), (419, 9580), (479, 8380), (838, 4790), (958, 4190), (1676, 2395), (1916, 2095)]