9804082540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{140339}}^1$

素因数の和:140854

約数の個数: 48

約数和(自身を含む): 23577120000

約数和(自身を除く): 13773037460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 998, 1996, 2495, 3493, 4990, 6986, 9980, 13972, 17465, 34930, 69860, 140339, 280678, 561356, 701695, 982373, 1403390, 1964746, 2806780, 3929492, 4911865, 9823730, 19647460, 70029161, 140058322, 280116644, 350145805, 490204127, 700291610, 980408254, 1400583220, 1960816508, 2451020635, 4902041270, 9804082540]

約数ペア:

[(1, 9804082540), (2, 4902041270), (4, 2451020635), (5, 1960816508), (7, 1400583220), (10, 980408254), (14, 700291610), (20, 490204127), (28, 350145805), (35, 280116644), (70, 140058322), (140, 70029161), (499, 19647460), (998, 9823730), (1996, 4911865), (2495, 3929492), (3493, 2806780), (4990, 1964746), (6986, 1403390), (9980, 982373), (13972, 701695), (17465, 561356), (34930, 280678), (69860, 140339)]