8681694890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1\times {\mathrm{2099}}^1$

素因数の和:4115

約数の個数: 64

約数和(自身を含む): 17962560000

約数和(自身を除く): 9280865110

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 1979, 2090, 2099, 3958, 4198, 9895, 10495, 19790, 20990, 21769, 23089, 37601, 39881, 43538, 46178, 75202, 79762, 108845, 115445, 188005, 199405, 217690, 230890, 376010, 398810, 413611, 438691, 827222, 877382, 2068055, 2193455, 4136110, 4153921, 4386910, 8307842, 20769605, 41539210, 45693131, 78924499, 91386262, 157848998, 228465655, 394622495, 456931310, 789244990, 868169489, 1736338978, 4340847445, 8681694890]

約数ペア:

[(1, 8681694890), (2, 4340847445), (5, 1736338978), (10, 868169489), (11, 789244990), (19, 456931310), (22, 394622495), (38, 228465655), (55, 157848998), (95, 91386262), (110, 78924499), (190, 45693131), (209, 41539210), (418, 20769605), (1045, 8307842), (1979, 4386910), (2090, 4153921), (2099, 4136110), (3958, 2193455), (4198, 2068055), (9895, 877382), (10495, 827222), (19790, 438691), (20990, 413611), (21769, 398810), (23089, 376010), (37601, 230890), (39881, 217690), (43538, 199405), (46178, 188005), (75202, 115445), (79762, 108845)]