670002580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2576933}}^1$

素因数の和:2576955

約数の個数: 24

約数和(自身を含む): 1515237192

約数和(自身を除く): 845234612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2576933, 5153866, 10307732, 12884665, 25769330, 33500129, 51538660, 67000258, 134000516, 167500645, 335001290, 670002580]

約数ペア:

[(1, 670002580), (2, 335001290), (4, 167500645), (5, 134000516), (10, 67000258), (13, 51538660), (20, 33500129), (26, 25769330), (52, 12884665), (65, 10307732), (130, 5153866), (260, 2576933)]