30807560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2341}}^1$

素因数の和:2406

約数の個数: 64

約数和(自身を含む): 80939520

約数和(自身を除く): 50131960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2341, 2632, 3290, 4682, 6580, 9364, 11705, 13160, 16387, 18728, 23410, 32774, 46820, 65548, 81935, 93640, 110027, 131096, 163870, 220054, 327740, 440108, 550135, 655480, 770189, 880216, 1100270, 1540378, 2200540, 3080756, 3850945, 4401080, 6161512, 7701890, 15403780, 30807560]

約数ペア:

[(1, 30807560), (2, 15403780), (4, 7701890), (5, 6161512), (7, 4401080), (8, 3850945), (10, 3080756), (14, 2200540), (20, 1540378), (28, 1100270), (35, 880216), (40, 770189), (47, 655480), (56, 550135), (70, 440108), (94, 327740), (140, 220054), (188, 163870), (235, 131096), (280, 110027), (329, 93640), (376, 81935), (470, 65548), (658, 46820), (940, 32774), (1316, 23410), (1645, 18728), (1880, 16387), (2341, 13160), (2632, 11705), (3290, 9364), (4682, 6580)]