814273660

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{158419}}^1$

素因数の和:158685

約数の個数: 24

約数和(自身を含む): 1716639120

約数和(自身を除く): 902365460

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 158419, 316838, 633676, 792095, 1584190, 3168380, 40713683, 81427366, 162854732, 203568415, 407136830, 814273660]

約数ペア:

[(1, 814273660), (2, 407136830), (4, 203568415), (5, 162854732), (10, 81427366), (20, 40713683), (257, 3168380), (514, 1584190), (1028, 792095), (1285, 633676), (2570, 316838), (5140, 158419)]