2205520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1451}}^1$

素因数の和:1483

約数の個数: 40

約数和(自身を含む): 5401440

約数和(自身を除く): 3195920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1451, 1520, 2902, 5804, 7255, 11608, 14510, 23216, 27569, 29020, 55138, 58040, 110276, 116080, 137845, 220552, 275690, 441104, 551380, 1102760, 2205520]

約数ペア:

[(1, 2205520), (2, 1102760), (4, 551380), (5, 441104), (8, 275690), (10, 220552), (16, 137845), (19, 116080), (20, 110276), (38, 58040), (40, 55138), (76, 29020), (80, 27569), (95, 23216), (152, 14510), (190, 11608), (304, 7255), (380, 5804), (760, 2902), (1451, 1520)]