788993860

素因数分解:

$2^2\times 5^1\times {\mathrm{4993}}^1\times {\mathrm{7901}}^1$

素因数の和:12903

約数の個数: 24

約数和(自身を含む): 1657428696

約数和(自身を除く): 868434836

約数列:

[1, 2, 4, 5, 10, 20, 4993, 7901, 9986, 15802, 19972, 24965, 31604, 39505, 49930, 79010, 99860, 158020, 39449693, 78899386, 157798772, 197248465, 394496930, 788993860]

約数ペア:

[(1, 788993860), (2, 394496930), (4, 197248465), (5, 157798772), (10, 78899386), (20, 39449693), (4993, 158020), (7901, 99860), (9986, 79010), (15802, 49930), (19972, 39505), (24965, 31604)]