27402890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 51774336

約数和(自身を除く): 24371446

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 283, 421, 566, 842, 1415, 2105, 2830, 4210, 6509, 9683, 13018, 19366, 32545, 48415, 65090, 96830, 119143, 238286, 595715, 1191430, 2740289, 5480578, 13701445, 27402890]

約数ペア:

[(1, 27402890), (2, 13701445), (5, 5480578), (10, 2740289), (23, 1191430), (46, 595715), (115, 238286), (230, 119143), (283, 96830), (421, 65090), (566, 48415), (842, 32545), (1415, 19366), (2105, 13018), (2830, 9683), (4210, 6509)]