248825020

素因数分解:

$2^2\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{9697}}^1$

素因数の和:10989

約数の個数: 24

約数和(自身を含む): 522993744

約数和(自身を除く): 274168724

約数列:

[1, 2, 4, 5, 10, 20, 1283, 2566, 5132, 6415, 9697, 12830, 19394, 25660, 38788, 48485, 96970, 193940, 12441251, 24882502, 49765004, 62206255, 124412510, 248825020]

約数ペア:

[(1, 248825020), (2, 124412510), (4, 62206255), (5, 49765004), (10, 24882502), (20, 12441251), (1283, 193940), (2566, 96970), (5132, 48485), (6415, 38788), (9697, 25660), (12830, 19394)]