379691380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{5113}}^1$

素因数の和:5248

約数の個数: 48

約数和(自身を含む): 824785920

約数和(自身を除く): 445094540

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 940, 1580, 3713, 5113, 7426, 10226, 14852, 18565, 20452, 25565, 37130, 51130, 74260, 102260, 240311, 403927, 480622, 807854, 961244, 1201555, 1615708, 2019635, 2403110, 4039270, 4806220, 8078540, 18984569, 37969138, 75938276, 94922845, 189845690, 379691380]

約数ペア:

[(1, 379691380), (2, 189845690), (4, 94922845), (5, 75938276), (10, 37969138), (20, 18984569), (47, 8078540), (79, 4806220), (94, 4039270), (158, 2403110), (188, 2019635), (235, 1615708), (316, 1201555), (395, 961244), (470, 807854), (790, 480622), (940, 403927), (1580, 240311), (3713, 102260), (5113, 74260), (7426, 51130), (10226, 37130), (14852, 25565), (18565, 20452)]