40589620

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1931}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 85363488

約数和(自身を除く): 44773868

約数列:

[1, 2, 4, 5, 10, 20, 1051, 1931, 2102, 3862, 4204, 5255, 7724, 9655, 10510, 19310, 21020, 38620, 2029481, 4058962, 8117924, 10147405, 20294810, 40589620]

約数ペア:

[(1, 40589620), (2, 20294810), (4, 10147405), (5, 8117924), (10, 4058962), (20, 2029481), (1051, 38620), (1931, 21020), (2102, 19310), (3862, 10510), (4204, 9655), (5255, 7724)]