3935780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 8709120

約数和(自身を除く): 4773340

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 79, 94, 106, 158, 188, 212, 235, 265, 316, 395, 470, 530, 790, 940, 1060, 1580, 2491, 3713, 4187, 4982, 7426, 8374, 9964, 12455, 14852, 16748, 18565, 20935, 24910, 37130, 41870, 49820, 74260, 83740, 196789, 393578, 787156, 983945, 1967890, 3935780]

約数ペア:

[(1, 3935780), (2, 1967890), (4, 983945), (5, 787156), (10, 393578), (20, 196789), (47, 83740), (53, 74260), (79, 49820), (94, 41870), (106, 37130), (158, 24910), (188, 20935), (212, 18565), (235, 16748), (265, 14852), (316, 12455), (395, 9964), (470, 8374), (530, 7426), (790, 4982), (940, 4187), (1060, 3713), (1580, 2491)]