5618380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 12418560

約数和(自身を除く): 6800180

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 139, 172, 188, 215, 235, 278, 430, 470, 556, 695, 860, 940, 1390, 2021, 2780, 4042, 5977, 6533, 8084, 10105, 11954, 13066, 20210, 23908, 26132, 29885, 32665, 40420, 59770, 65330, 119540, 130660, 280919, 561838, 1123676, 1404595, 2809190, 5618380]

約数ペア:

[(1, 5618380), (2, 2809190), (4, 1404595), (5, 1123676), (10, 561838), (20, 280919), (43, 130660), (47, 119540), (86, 65330), (94, 59770), (139, 40420), (172, 32665), (188, 29885), (215, 26132), (235, 23908), (278, 20210), (430, 13066), (470, 11954), (556, 10105), (695, 8084), (860, 6533), (940, 5977), (1390, 4042), (2021, 2780)]