28260640

素因数分解:

$2^5\times 5^1\times {\mathrm{176629}}^1$

素因数の和:176644

約数の個数: 24

約数和(自身を含む): 66766140

約数和(自身を除く): 38505500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 176629, 353258, 706516, 883145, 1413032, 1766290, 2826064, 3532580, 5652128, 7065160, 14130320, 28260640]

約数ペア:

[(1, 28260640), (2, 14130320), (4, 7065160), (5, 5652128), (8, 3532580), (10, 2826064), (16, 1766290), (20, 1413032), (32, 883145), (40, 706516), (80, 353258), (160, 176629)]