2049804940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3306137}}^1$

素因数の和:3306177

約数の個数: 24

約数和(自身を含む): 4443449472

約数和(自身を除く): 2393644532

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3306137, 6612274, 13224548, 16530685, 33061370, 66122740, 102490247, 204980494, 409960988, 512451235, 1024902470, 2049804940]

約数ペア:

[(1, 2049804940), (2, 1024902470), (4, 512451235), (5, 409960988), (10, 204980494), (20, 102490247), (31, 66122740), (62, 33061370), (124, 16530685), (155, 13224548), (310, 6612274), (620, 3306137)]