8820380

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2309}}^1$

素因数の和:2509

約数の個数: 24

約数和(自身を含む): 18627840

約数和(自身を除く): 9807460

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 2309, 3820, 4618, 9236, 11545, 23090, 46180, 441019, 882038, 1764076, 2205095, 4410190, 8820380]

約数ペア:

[(1, 8820380), (2, 4410190), (4, 2205095), (5, 1764076), (10, 882038), (20, 441019), (191, 46180), (382, 23090), (764, 11545), (955, 9236), (1910, 4618), (2309, 3820)]