4258640

素因数分解:

$2^4\times 5^1\times {\mathrm{53233}}^1$

素因数の和:53246

約数の個数: 20

約数和(自身を含む): 9901524

約数和(自身を除く): 5642884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 53233, 106466, 212932, 266165, 425864, 532330, 851728, 1064660, 2129320, 4258640]

約数ペア:

[(1, 4258640), (2, 2129320), (4, 1064660), (5, 851728), (8, 532330), (10, 425864), (16, 266165), (20, 212932), (40, 106466), (80, 53233)]