28907470

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2917}}^1$

素因数の和:3915

約数の個数: 16

約数和(自身を含む): 52103808

約数和(自身を除く): 23196338

約数列:

[1, 2, 5, 10, 991, 1982, 2917, 4955, 5834, 9910, 14585, 29170, 2890747, 5781494, 14453735, 28907470]

約数ペア:

[(1, 28907470), (2, 14453735), (5, 5781494), (10, 2890747), (991, 29170), (1982, 14585), (2917, 9910), (4955, 5834)]