90203480

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{3331}}^1$

素因数の和:4019

約数の個数: 32

約数和(自身を含む): 203318640

約数和(自身を除く): 113115160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3331, 3385, 5416, 6662, 6770, 13324, 13540, 16655, 26648, 27080, 33310, 66620, 133240, 2255087, 4510174, 9020348, 11275435, 18040696, 22550870, 45101740, 90203480]

約数ペア:

[(1, 90203480), (2, 45101740), (4, 22550870), (5, 18040696), (8, 11275435), (10, 9020348), (20, 4510174), (40, 2255087), (677, 133240), (1354, 66620), (2708, 33310), (3331, 27080), (3385, 26648), (5416, 16655), (6662, 13540), (6770, 13324)]