127918780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{52859}}^1$

素因数の和:52890

約数の個数: 36

約数和(自身を含む): 295275960

約数和(自身を除く): 167357180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 52859, 105718, 211436, 264295, 528590, 581449, 1057180, 1162898, 2325796, 2907245, 5814490, 6395939, 11628980, 12791878, 25583756, 31979695, 63959390, 127918780]

約数ペア:

[(1, 127918780), (2, 63959390), (4, 31979695), (5, 25583756), (10, 12791878), (11, 11628980), (20, 6395939), (22, 5814490), (44, 2907245), (55, 2325796), (110, 1162898), (121, 1057180), (220, 581449), (242, 528590), (484, 264295), (605, 211436), (1210, 105718), (2420, 52859)]