3930140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 8733312

約数和(自身を除く): 4803172

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 113, 148, 185, 188, 226, 235, 370, 452, 470, 565, 740, 940, 1130, 1739, 2260, 3478, 4181, 5311, 6956, 8362, 8695, 10622, 16724, 17390, 20905, 21244, 26555, 34780, 41810, 53110, 83620, 106220, 196507, 393014, 786028, 982535, 1965070, 3930140]

約数ペア:

[(1, 3930140), (2, 1965070), (4, 982535), (5, 786028), (10, 393014), (20, 196507), (37, 106220), (47, 83620), (74, 53110), (94, 41810), (113, 34780), (148, 26555), (185, 21244), (188, 20905), (226, 17390), (235, 16724), (370, 10622), (452, 8695), (470, 8362), (565, 6956), (740, 5311), (940, 4181), (1130, 3478), (1739, 2260)]