10981960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2269}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 27171900

約数和(自身を除く): 16189940

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2269, 2420, 4538, 4840, 9076, 11345, 18152, 22690, 24959, 45380, 49918, 90760, 99836, 124795, 199672, 249590, 274549, 499180, 549098, 998360, 1098196, 1372745, 2196392, 2745490, 5490980, 10981960]

約数ペア:

[(1, 10981960), (2, 5490980), (4, 2745490), (5, 2196392), (8, 1372745), (10, 1098196), (11, 998360), (20, 549098), (22, 499180), (40, 274549), (44, 249590), (55, 199672), (88, 124795), (110, 99836), (121, 90760), (220, 49918), (242, 45380), (440, 24959), (484, 22690), (605, 18152), (968, 11345), (1210, 9076), (2269, 4840), (2420, 4538)]