2260840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1949}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 5265000

約数和(自身を除く): 3004160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1949, 3898, 7796, 9745, 15592, 19490, 38980, 56521, 77960, 113042, 226084, 282605, 452168, 565210, 1130420, 2260840]

約数ペア:

[(1, 2260840), (2, 1130420), (4, 565210), (5, 452168), (8, 282605), (10, 226084), (20, 113042), (29, 77960), (40, 56521), (58, 38980), (116, 19490), (145, 15592), (232, 9745), (290, 7796), (580, 3898), (1160, 1949)]