2854072960

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{22637}}^1$

素因数の和:22853

約数の個数: 64

約数和(自身を含む): 6857955720

約数和(自身を除く): 4003882760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 640, 788, 985, 1576, 1970, 3152, 3940, 6304, 7880, 12608, 15760, 22637, 25216, 31520, 45274, 63040, 90548, 113185, 126080, 181096, 226370, 362192, 452740, 724384, 905480, 1448768, 1810960, 2897536, 3621920, 4459489, 7243840, 8918978, 14487680, 17837956, 22297445, 35675912, 44594890, 71351824, 89189780, 142703648, 178379560, 285407296, 356759120, 570814592, 713518240, 1427036480, 2854072960]

約数ペア:

[(1, 2854072960), (2, 1427036480), (4, 713518240), (5, 570814592), (8, 356759120), (10, 285407296), (16, 178379560), (20, 142703648), (32, 89189780), (40, 71351824), (64, 44594890), (80, 35675912), (128, 22297445), (160, 17837956), (197, 14487680), (320, 8918978), (394, 7243840), (640, 4459489), (788, 3621920), (985, 2897536), (1576, 1810960), (1970, 1448768), (3152, 905480), (3940, 724384), (6304, 452740), (7880, 362192), (12608, 226370), (15760, 181096), (22637, 126080), (25216, 113185), (31520, 90548), (45274, 63040)]