8426740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2617}}^1$

素因数の和:2656

約数の個数: 48

約数和(自身を含む): 21111552

約数和(自身を除く): 12684812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 2617, 3220, 5234, 10468, 13085, 18319, 26170, 36638, 52340, 60191, 73276, 91595, 120382, 183190, 240764, 300955, 366380, 421337, 601910, 842674, 1203820, 1685348, 2106685, 4213370, 8426740]

約数ペア:

[(1, 8426740), (2, 4213370), (4, 2106685), (5, 1685348), (7, 1203820), (10, 842674), (14, 601910), (20, 421337), (23, 366380), (28, 300955), (35, 240764), (46, 183190), (70, 120382), (92, 91595), (115, 73276), (140, 60191), (161, 52340), (230, 36638), (322, 26170), (460, 18319), (644, 13085), (805, 10468), (1610, 5234), (2617, 3220)]