216876220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5903}}^1$

素因数の和:6090

約数の個数: 48

約数和(自身を含む): 499903488

約数和(自身を除く): 283027268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 5903, 7348, 9185, 11806, 18370, 23612, 29515, 36740, 59030, 64933, 118060, 129866, 259732, 324665, 649330, 985801, 1298660, 1971602, 3943204, 4929005, 9858010, 10843811, 19716020, 21687622, 43375244, 54219055, 108438110, 216876220]

約数ペア:

[(1, 216876220), (2, 108438110), (4, 54219055), (5, 43375244), (10, 21687622), (11, 19716020), (20, 10843811), (22, 9858010), (44, 4929005), (55, 3943204), (110, 1971602), (167, 1298660), (220, 985801), (334, 649330), (668, 324665), (835, 259732), (1670, 129866), (1837, 118060), (3340, 64933), (3674, 59030), (5903, 36740), (7348, 29515), (9185, 23612), (11806, 18370)]