30000012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18797}}^1$

素因数の和:18830

約数の個数: 48

約数和(自身を含む): 84215040

約数和(自身を除く): 54215028

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 18797, 37594, 56391, 75188, 112782, 131579, 225564, 263158, 357143, 394737, 526316, 714286, 789474, 1071429, 1428572, 1578948, 2142858, 2500001, 4285716, 5000002, 7500003, 10000004, 15000006, 30000012]

約数ペア:

[(1, 30000012), (2, 15000006), (3, 10000004), (4, 7500003), (6, 5000002), (7, 4285716), (12, 2500001), (14, 2142858), (19, 1578948), (21, 1428572), (28, 1071429), (38, 789474), (42, 714286), (57, 526316), (76, 394737), (84, 357143), (114, 263158), (133, 225564), (228, 131579), (266, 112782), (399, 75188), (532, 56391), (798, 37594), (1596, 18797)]