22473520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 54996480

約数和(自身を除く): 32522960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 47, 80, 86, 94, 139, 172, 188, 215, 235, 278, 344, 376, 430, 470, 556, 688, 695, 752, 860, 940, 1112, 1390, 1720, 1880, 2021, 2224, 2780, 3440, 3760, 4042, 5560, 5977, 6533, 8084, 10105, 11120, 11954, 13066, 16168, 20210, 23908, 26132, 29885, 32336, 32665, 40420, 47816, 52264, 59770, 65330, 80840, 95632, 104528, 119540, 130660, 161680, 239080, 261320, 280919, 478160, 522640, 561838, 1123676, 1404595, 2247352, 2809190, 4494704, 5618380, 11236760, 22473520]

約数ペア:

[(1, 22473520), (2, 11236760), (4, 5618380), (5, 4494704), (8, 2809190), (10, 2247352), (16, 1404595), (20, 1123676), (40, 561838), (43, 522640), (47, 478160), (80, 280919), (86, 261320), (94, 239080), (139, 161680), (172, 130660), (188, 119540), (215, 104528), (235, 95632), (278, 80840), (344, 65330), (376, 59770), (430, 52264), (470, 47816), (556, 40420), (688, 32665), (695, 32336), (752, 29885), (860, 26132), (940, 23908), (1112, 20210), (1390, 16168), (1720, 13066), (1880, 11954), (2021, 11120), (2224, 10105), (2780, 8084), (3440, 6533), (3760, 5977), (4042, 5560)]