2647542560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1272857}}^1$

素因数の和:1272885

約数の個数: 48

約数和(自身を含む): 6735964536

約数和(自身を除く): 4088421976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 1272857, 2545714, 5091428, 6364285, 10182856, 12728570, 16547141, 20365712, 25457140, 33094282, 40731424, 50914280, 66188564, 82735705, 101828560, 132377128, 165471410, 203657120, 264754256, 330942820, 529508512, 661885640, 1323771280, 2647542560]

約数ペア:

[(1, 2647542560), (2, 1323771280), (4, 661885640), (5, 529508512), (8, 330942820), (10, 264754256), (13, 203657120), (16, 165471410), (20, 132377128), (26, 101828560), (32, 82735705), (40, 66188564), (52, 50914280), (65, 40731424), (80, 33094282), (104, 25457140), (130, 20365712), (160, 16547141), (208, 12728570), (260, 10182856), (416, 6364285), (520, 5091428), (1040, 2545714), (2080, 1272857)]