18130360

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2887}}^1$

素因数の和:3055

約数の個数: 32

約数和(自身を含む): 41067360

約数和(自身を除く): 22937000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 2887, 3140, 5774, 6280, 11548, 14435, 23096, 28870, 57740, 115480, 453259, 906518, 1813036, 2266295, 3626072, 4532590, 9065180, 18130360]

約数ペア:

[(1, 18130360), (2, 9065180), (4, 4532590), (5, 3626072), (8, 2266295), (10, 1813036), (20, 906518), (40, 453259), (157, 115480), (314, 57740), (628, 28870), (785, 23096), (1256, 14435), (1570, 11548), (2887, 6280), (3140, 5774)]