282708680

素因数分解:

$2^3\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{5779}}^1$

素因数の和:7013

約数の個数: 32

約数和(自身を含む): 636724800

約数和(自身を除く): 354016120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1223, 2446, 4892, 5779, 6115, 9784, 11558, 12230, 23116, 24460, 28895, 46232, 48920, 57790, 115580, 231160, 7067717, 14135434, 28270868, 35338585, 56541736, 70677170, 141354340, 282708680]

約数ペア:

[(1, 282708680), (2, 141354340), (4, 70677170), (5, 56541736), (8, 35338585), (10, 28270868), (20, 14135434), (40, 7067717), (1223, 231160), (2446, 115580), (4892, 57790), (5779, 48920), (6115, 46232), (9784, 28895), (11558, 24460), (12230, 23116)]