8496740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 20587392

約数和(自身を除く): 12090652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 443, 548, 685, 886, 959, 1370, 1772, 1918, 2215, 2740, 3101, 3836, 4430, 4795, 6202, 8860, 9590, 12404, 15505, 19180, 31010, 60691, 62020, 121382, 242764, 303455, 424837, 606910, 849674, 1213820, 1699348, 2124185, 4248370, 8496740]

約数ペア:

[(1, 8496740), (2, 4248370), (4, 2124185), (5, 1699348), (7, 1213820), (10, 849674), (14, 606910), (20, 424837), (28, 303455), (35, 242764), (70, 121382), (137, 62020), (140, 60691), (274, 31010), (443, 19180), (548, 15505), (685, 12404), (886, 9590), (959, 8860), (1370, 6202), (1772, 4795), (1918, 4430), (2215, 3836), (2740, 3101)]