70809820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 153524448

約数和(自身を除く): 82714628

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 137, 172, 215, 274, 430, 548, 601, 685, 860, 1202, 1370, 2404, 2740, 3005, 5891, 6010, 11782, 12020, 23564, 25843, 29455, 51686, 58910, 82337, 103372, 117820, 129215, 164674, 258430, 329348, 411685, 516860, 823370, 1646740, 3540491, 7080982, 14161964, 17702455, 35404910, 70809820]

約数ペア:

[(1, 70809820), (2, 35404910), (4, 17702455), (5, 14161964), (10, 7080982), (20, 3540491), (43, 1646740), (86, 823370), (137, 516860), (172, 411685), (215, 329348), (274, 258430), (430, 164674), (548, 129215), (601, 117820), (685, 103372), (860, 82337), (1202, 58910), (1370, 51686), (2404, 29455), (2740, 25843), (3005, 23564), (5891, 12020), (6010, 11782)]