2019910970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1\times {\mathrm{2131}}^1$

素因数の和:3387

約数の個数: 64

約数和(自身を含む): 4538806272

約数和(自身を除く): 2518895302

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 1231, 2131, 2462, 4262, 6155, 8617, 10655, 12310, 13541, 14917, 17234, 21310, 23441, 27082, 29834, 43085, 46882, 67705, 74585, 86170, 94787, 117205, 135410, 149170, 164087, 189574, 234410, 328174, 473935, 820435, 947870, 1640870, 2623261, 5246522, 13116305, 18362827, 26232610, 28855871, 36725654, 57711742, 91814135, 144279355, 183628270, 201991097, 288558710, 403982194, 1009955485, 2019910970]

約数ペア:

[(1, 2019910970), (2, 1009955485), (5, 403982194), (7, 288558710), (10, 201991097), (11, 183628270), (14, 144279355), (22, 91814135), (35, 57711742), (55, 36725654), (70, 28855871), (77, 26232610), (110, 18362827), (154, 13116305), (385, 5246522), (770, 2623261), (1231, 1640870), (2131, 947870), (2462, 820435), (4262, 473935), (6155, 328174), (8617, 234410), (10655, 189574), (12310, 164087), (13541, 149170), (14917, 135410), (17234, 117205), (21310, 94787), (23441, 86170), (27082, 74585), (29834, 67705), (43085, 46882)]