7137968740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{104693}}^1$

素因数の和:105196

約数の個数: 48

約数和(自身を含む): 17166465792

約数和(自身を除く): 10028497052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2435, 3409, 4870, 6818, 9740, 13636, 17045, 34090, 68180, 104693, 209386, 418772, 523465, 732851, 1046930, 1465702, 2093860, 2931404, 3664255, 7328510, 14657020, 50985491, 101970982, 203941964, 254927455, 356898437, 509854910, 713796874, 1019709820, 1427593748, 1784492185, 3568984370, 7137968740]

約数ペア:

[(1, 7137968740), (2, 3568984370), (4, 1784492185), (5, 1427593748), (7, 1019709820), (10, 713796874), (14, 509854910), (20, 356898437), (28, 254927455), (35, 203941964), (70, 101970982), (140, 50985491), (487, 14657020), (974, 7328510), (1948, 3664255), (2435, 2931404), (3409, 2093860), (4870, 1465702), (6818, 1046930), (9740, 732851), (13636, 523465), (17045, 418772), (34090, 209386), (68180, 104693)]