61208720

素因数分解:

$2^4\times 5^1\times {\mathrm{765109}}^1$

素因数の和:765122

約数の個数: 20

約数和(自身を含む): 142310460

約数和(自身を除く): 81101740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 765109, 1530218, 3060436, 3825545, 6120872, 7651090, 12241744, 15302180, 30604360, 61208720]

約数ペア:

[(1, 61208720), (2, 30604360), (4, 15302180), (5, 12241744), (8, 7651090), (10, 6120872), (16, 3825545), (20, 3060436), (40, 1530218), (80, 765109)]