139386020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1877}}^1$

素因数の和:2012

約数の個数: 48

約数和(自身を含む): 302883840

約数和(自身を除く): 163497820

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 940, 1580, 1877, 3713, 3754, 7426, 7508, 9385, 14852, 18565, 18770, 37130, 37540, 74260, 88219, 148283, 176438, 296566, 352876, 441095, 593132, 741415, 882190, 1482830, 1764380, 2965660, 6969301, 13938602, 27877204, 34846505, 69693010, 139386020]

約数ペア:

[(1, 139386020), (2, 69693010), (4, 34846505), (5, 27877204), (10, 13938602), (20, 6969301), (47, 2965660), (79, 1764380), (94, 1482830), (158, 882190), (188, 741415), (235, 593132), (316, 441095), (395, 352876), (470, 296566), (790, 176438), (940, 148283), (1580, 88219), (1877, 74260), (3713, 37540), (3754, 37130), (7426, 18770), (7508, 18565), (9385, 14852)]