76860980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{11681}}^1$

素因数の和:11744

約数の個数: 48

約数和(自身を含む): 188407296

約数和(自身を除く): 111546316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 11681, 23362, 46724, 58405, 81767, 116810, 163534, 233620, 327068, 408835, 549007, 817670, 1098014, 1635340, 2196028, 2745035, 3843049, 5490070, 7686098, 10980140, 15372196, 19215245, 38430490, 76860980]

約数ペア:

[(1, 76860980), (2, 38430490), (4, 19215245), (5, 15372196), (7, 10980140), (10, 7686098), (14, 5490070), (20, 3843049), (28, 2745035), (35, 2196028), (47, 1635340), (70, 1098014), (94, 817670), (140, 549007), (188, 408835), (235, 327068), (329, 233620), (470, 163534), (658, 116810), (940, 81767), (1316, 58405), (1645, 46724), (3290, 23362), (6580, 11681)]