202089620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{325951}}^1$

素因数の和:325991

約数の個数: 24

約数和(自身を含む): 438079488

約数和(自身を除く): 235989868

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 325951, 651902, 1303804, 1629755, 3259510, 6519020, 10104481, 20208962, 40417924, 50522405, 101044810, 202089620]

約数ペア:

[(1, 202089620), (2, 101044810), (4, 50522405), (5, 40417924), (10, 20208962), (20, 10104481), (31, 6519020), (62, 3259510), (124, 1629755), (155, 1303804), (310, 651902), (620, 325951)]