2018332280

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{24967}}^1$

素因数の和:25068

約数の個数: 64

約数和(自身を含む): 4745917440

約数和(自身を除く): 2727585160

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, 4042, 8084, 10105, 16168, 20210, 24967, 40420, 49934, 80840, 99868, 124835, 199736, 249670, 499340, 998680, 1073581, 1173449, 2147162, 2346898, 4294324, 4693796, 5367905, 5867245, 8588648, 9387592, 10735810, 11734490, 21471620, 23468980, 42943240, 46937960, 50458307, 100916614, 201833228, 252291535, 403666456, 504583070, 1009166140, 2018332280]

約数ペア:

[(1, 2018332280), (2, 1009166140), (4, 504583070), (5, 403666456), (8, 252291535), (10, 201833228), (20, 100916614), (40, 50458307), (43, 46937960), (47, 42943240), (86, 23468980), (94, 21471620), (172, 11734490), (188, 10735810), (215, 9387592), (235, 8588648), (344, 5867245), (376, 5367905), (430, 4693796), (470, 4294324), (860, 2346898), (940, 2147162), (1720, 1173449), (1880, 1073581), (2021, 998680), (4042, 499340), (8084, 249670), (10105, 199736), (16168, 124835), (20210, 99868), (24967, 80840), (40420, 49934)]