28986781820

素因数分解:

$2^2\times 5^1\times {\mathrm{6323}}^1\times {\mathrm{229217}}^1$

素因数の和:235549

約数の個数: 24

約数和(自身を含む): 60882134544

約数和(自身を除く): 31895352724

約数列:

[1, 2, 4, 5, 10, 20, 6323, 12646, 25292, 31615, 63230, 126460, 229217, 458434, 916868, 1146085, 2292170, 4584340, 1449339091, 2898678182, 5797356364, 7246695455, 14493390910, 28986781820]

約数ペア:

[(1, 28986781820), (2, 14493390910), (4, 7246695455), (5, 5797356364), (10, 2898678182), (20, 1449339091), (6323, 4584340), (12646, 2292170), (25292, 1146085), (31615, 916868), (63230, 458434), (126460, 229217)]