198294560

素因数分解:

$2^5\times 5^1\times {\mathrm{1239341}}^1$

素因数の和:1239356

約数の個数: 24

約数和(自身を含む): 468471276

約数和(自身を除く): 270176716

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1239341, 2478682, 4957364, 6196705, 9914728, 12393410, 19829456, 24786820, 39658912, 49573640, 99147280, 198294560]

約数ペア:

[(1, 198294560), (2, 99147280), (4, 49573640), (5, 39658912), (8, 24786820), (10, 19829456), (16, 12393410), (20, 9914728), (32, 6196705), (40, 4957364), (80, 2478682), (160, 1239341)]