8517640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2917}}^1$

素因数の和:3001

約数の個数: 32

約数和(自身を含む): 19433880

約数和(自身を除く): 10916240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2917, 2920, 5834, 11668, 14585, 23336, 29170, 58340, 116680, 212941, 425882, 851764, 1064705, 1703528, 2129410, 4258820, 8517640]

約数ペア:

[(1, 8517640), (2, 4258820), (4, 2129410), (5, 1703528), (8, 1064705), (10, 851764), (20, 425882), (40, 212941), (73, 116680), (146, 58340), (292, 29170), (365, 23336), (584, 14585), (730, 11668), (1460, 5834), (2917, 2920)]