40102520

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3727}}^1$

素因数の和:4007

約数の個数: 32

約数和(自身を含む): 90590400

約数和(自身を除く): 50487880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 3727, 5380, 7454, 10760, 14908, 18635, 29816, 37270, 74540, 149080, 1002563, 2005126, 4010252, 5012815, 8020504, 10025630, 20051260, 40102520]

約数ペア:

[(1, 40102520), (2, 20051260), (4, 10025630), (5, 8020504), (8, 5012815), (10, 4010252), (20, 2005126), (40, 1002563), (269, 149080), (538, 74540), (1076, 37270), (1345, 29816), (2152, 18635), (2690, 14908), (3727, 10760), (5380, 7454)]