28440970

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{25169}}^1$

素因数の和:25289

約数の個数: 16

約数和(自身を含む): 51648840

約数和(自身を除く): 23207870

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 25169, 50338, 125845, 251690, 2844097, 5688194, 14220485, 28440970]

約数ペア:

[(1, 28440970), (2, 14220485), (5, 5688194), (10, 2844097), (113, 251690), (226, 125845), (565, 50338), (1130, 25169)]