8032780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 19446336

約数和(自身を除く): 11413556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 317, 362, 634, 724, 905, 1267, 1268, 1585, 1810, 2219, 2534, 3170, 3620, 4438, 5068, 6335, 6340, 8876, 11095, 12670, 22190, 25340, 44380, 57377, 114754, 229508, 286885, 401639, 573770, 803278, 1147540, 1606556, 2008195, 4016390, 8032780]

約数ペア:

[(1, 8032780), (2, 4016390), (4, 2008195), (5, 1606556), (7, 1147540), (10, 803278), (14, 573770), (20, 401639), (28, 286885), (35, 229508), (70, 114754), (140, 57377), (181, 44380), (317, 25340), (362, 22190), (634, 12670), (724, 11095), (905, 8876), (1267, 6340), (1268, 6335), (1585, 5068), (1810, 4438), (2219, 3620), (2534, 3170)]