229019720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2833}}^1$

素因数の和:2934

約数の個数: 64

約数和(自身を含む): 538686720

約数和(自身を除く): 309667000

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, 2833, 4042, 5666, 8084, 10105, 11332, 14165, 16168, 20210, 22664, 28330, 40420, 56660, 80840, 113320, 121819, 133151, 243638, 266302, 487276, 532604, 609095, 665755, 974552, 1065208, 1218190, 1331510, 2436380, 2663020, 4872760, 5326040, 5725493, 11450986, 22901972, 28627465, 45803944, 57254930, 114509860, 229019720]

約数ペア:

[(1, 229019720), (2, 114509860), (4, 57254930), (5, 45803944), (8, 28627465), (10, 22901972), (20, 11450986), (40, 5725493), (43, 5326040), (47, 4872760), (86, 2663020), (94, 2436380), (172, 1331510), (188, 1218190), (215, 1065208), (235, 974552), (344, 665755), (376, 609095), (430, 532604), (470, 487276), (860, 266302), (940, 243638), (1720, 133151), (1880, 121819), (2021, 113320), (2833, 80840), (4042, 56660), (5666, 40420), (8084, 28330), (10105, 22664), (11332, 20210), (14165, 16168)]