239847910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{2477}}^1$

素因数の和:2928

約数の個数: 32

約数和(自身を含む): 451749312

約数和(自身を除く): 211901402

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 421, 842, 2105, 2477, 4210, 4954, 9683, 12385, 19366, 24770, 48415, 56971, 96830, 113942, 284855, 569710, 1042817, 2085634, 5214085, 10428170, 23984791, 47969582, 119923955, 239847910]

約数ペア:

[(1, 239847910), (2, 119923955), (5, 47969582), (10, 23984791), (23, 10428170), (46, 5214085), (115, 2085634), (230, 1042817), (421, 569710), (842, 284855), (2105, 113942), (2477, 96830), (4210, 56971), (4954, 48415), (9683, 24770), (12385, 19366)]