200240680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2477}}^1$

素因数の和:2578

約数の個数: 64

約数和(自身を含む): 471018240

約数和(自身を除く): 270777560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 860, 940, 1720, 1880, 2021, 2477, 4042, 4954, 8084, 9908, 10105, 12385, 16168, 19816, 20210, 24770, 40420, 49540, 80840, 99080, 106511, 116419, 213022, 232838, 426044, 465676, 532555, 582095, 852088, 931352, 1065110, 1164190, 2130220, 2328380, 4260440, 4656760, 5006017, 10012034, 20024068, 25030085, 40048136, 50060170, 100120340, 200240680]

約数ペア:

[(1, 200240680), (2, 100120340), (4, 50060170), (5, 40048136), (8, 25030085), (10, 20024068), (20, 10012034), (40, 5006017), (43, 4656760), (47, 4260440), (86, 2328380), (94, 2130220), (172, 1164190), (188, 1065110), (215, 931352), (235, 852088), (344, 582095), (376, 532555), (430, 465676), (470, 426044), (860, 232838), (940, 213022), (1720, 116419), (1880, 106511), (2021, 99080), (2477, 80840), (4042, 49540), (4954, 40420), (8084, 24770), (9908, 20210), (10105, 19816), (12385, 16168)]