4639940

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2297}}^1$

素因数の和:2407

約数の個数: 24

約数和(自身を含む): 9844632

約数和(自身を除く): 5204692

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 2297, 4594, 9188, 11485, 22970, 45940, 231997, 463994, 927988, 1159985, 2319970, 4639940]

約数ペア:

[(1, 4639940), (2, 2319970), (4, 1159985), (5, 927988), (10, 463994), (20, 231997), (101, 45940), (202, 22970), (404, 11485), (505, 9188), (1010, 4594), (2020, 2297)]