8640700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1302

約数の個数: 36

約数和(自身を含む): 19030032

約数和(自身を除く): 10389332

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1217, 1420, 1775, 2434, 3550, 4868, 6085, 7100, 12170, 24340, 30425, 60850, 86407, 121700, 172814, 345628, 432035, 864070, 1728140, 2160175, 4320350, 8640700]

約数ペア:

[(1, 8640700), (2, 4320350), (4, 2160175), (5, 1728140), (10, 864070), (20, 432035), (25, 345628), (50, 172814), (71, 121700), (100, 86407), (142, 60850), (284, 30425), (355, 24340), (710, 12170), (1217, 7100), (1420, 6085), (1775, 4868), (2434, 3550)]