2004348680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{10691}}^1$

素因数の和:10854

約数の個数: 64

約数和(自身を含む): 4657435200

約数和(自身を除く): 2653086520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 109, 172, 215, 218, 344, 430, 436, 545, 860, 872, 1090, 1720, 2180, 4360, 4687, 9374, 10691, 18748, 21382, 23435, 37496, 42764, 46870, 53455, 85528, 93740, 106910, 187480, 213820, 427640, 459713, 919426, 1165319, 1838852, 2298565, 2330638, 3677704, 4597130, 4661276, 5826595, 9194260, 9322552, 11653190, 18388520, 23306380, 46612760, 50108717, 100217434, 200434868, 250543585, 400869736, 501087170, 1002174340, 2004348680]

約数ペア:

[(1, 2004348680), (2, 1002174340), (4, 501087170), (5, 400869736), (8, 250543585), (10, 200434868), (20, 100217434), (40, 50108717), (43, 46612760), (86, 23306380), (109, 18388520), (172, 11653190), (215, 9322552), (218, 9194260), (344, 5826595), (430, 4661276), (436, 4597130), (545, 3677704), (860, 2330638), (872, 2298565), (1090, 1838852), (1720, 1165319), (2180, 919426), (4360, 459713), (4687, 427640), (9374, 213820), (10691, 187480), (18748, 106910), (21382, 93740), (23435, 85528), (37496, 53455), (42764, 46870)]