99419780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{261631}}^1$

素因数の和:261659

約数の個数: 24

約数和(自身を含む): 219770880

約数和(自身を除く): 120351100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 261631, 523262, 1046524, 1308155, 2616310, 4970989, 5232620, 9941978, 19883956, 24854945, 49709890, 99419780]

約数ペア:

[(1, 99419780), (2, 49709890), (4, 24854945), (5, 19883956), (10, 9941978), (19, 5232620), (20, 4970989), (38, 2616310), (76, 1308155), (95, 1046524), (190, 523262), (380, 261631)]