1138886980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{38923}}^1$

素因数の和:38969

約数の個数: 96

約数和(自身を含む): 3138831360

約数和(自身を除く): 1999944380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 133, 140, 154, 190, 209, 220, 266, 308, 380, 385, 418, 532, 665, 770, 836, 1045, 1330, 1463, 1540, 2090, 2660, 2926, 4180, 5852, 7315, 14630, 29260, 38923, 77846, 155692, 194615, 272461, 389230, 428153, 544922, 739537, 778460, 856306, 1089844, 1362305, 1479074, 1712612, 2140765, 2724610, 2958148, 2997071, 3697685, 4281530, 5176759, 5449220, 5994142, 7395370, 8134907, 8563060, 10353518, 11988284, 14790740, 14985355, 16269814, 20707036, 25883795, 29970710, 32539628, 40674535, 51767590, 56944349, 59941420, 81349070, 103535180, 113888698, 162698140, 227777396, 284721745, 569443490, 1138886980]

約数ペア:

[(1, 1138886980), (2, 569443490), (4, 284721745), (5, 227777396), (7, 162698140), (10, 113888698), (11, 103535180), (14, 81349070), (19, 59941420), (20, 56944349), (22, 51767590), (28, 40674535), (35, 32539628), (38, 29970710), (44, 25883795), (55, 20707036), (70, 16269814), (76, 14985355), (77, 14790740), (95, 11988284), (110, 10353518), (133, 8563060), (140, 8134907), (154, 7395370), (190, 5994142), (209, 5449220), (220, 5176759), (266, 4281530), (308, 3697685), (380, 2997071), (385, 2958148), (418, 2724610), (532, 2140765), (665, 1712612), (770, 1479074), (836, 1362305), (1045, 1089844), (1330, 856306), (1463, 778460), (1540, 739537), (2090, 544922), (2660, 428153), (2926, 389230), (4180, 272461), (5852, 194615), (7315, 155692), (14630, 77846), (29260, 38923)]