30136280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2087}}^1$

素因数の和:2136

約数の個数: 48

約数和(自身を含む): 71597520

約数和(自身を除く): 41461240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2087, 2888, 3610, 4174, 7220, 8348, 10435, 14440, 16696, 20870, 39653, 41740, 79306, 83480, 158612, 198265, 317224, 396530, 753407, 793060, 1506814, 1586120, 3013628, 3767035, 6027256, 7534070, 15068140, 30136280]

約数ペア:

[(1, 30136280), (2, 15068140), (4, 7534070), (5, 6027256), (8, 3767035), (10, 3013628), (19, 1586120), (20, 1506814), (38, 793060), (40, 753407), (76, 396530), (95, 317224), (152, 198265), (190, 158612), (361, 83480), (380, 79306), (722, 41740), (760, 39653), (1444, 20870), (1805, 16696), (2087, 14440), (2888, 10435), (3610, 8348), (4174, 7220)]