978017060

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{72661}}^1$

素因数の和:73343

約数の個数: 24

約数和(自身を含む): 2056915896

約数和(自身を除く): 1078898836

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 6730, 13460, 72661, 145322, 290644, 363305, 726610, 1453220, 48900853, 97801706, 195603412, 244504265, 489008530, 978017060]

約数ペア:

[(1, 978017060), (2, 489008530), (4, 244504265), (5, 195603412), (10, 97801706), (20, 48900853), (673, 1453220), (1346, 726610), (2692, 363305), (3365, 290644), (6730, 145322), (13460, 72661)]