40384120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7591}}^1$

素因数の和:7628

約数の個数: 64

約数和(自身を含む): 109324800

約数和(自身を除く): 68940680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7591, 15182, 30364, 37955, 53137, 60728, 75910, 106274, 144229, 151820, 212548, 265685, 288458, 303640, 425096, 531370, 576916, 721145, 1009603, 1062740, 1153832, 1442290, 2019206, 2125480, 2884580, 4038412, 5048015, 5769160, 8076824, 10096030, 20192060, 40384120]

約数ペア:

[(1, 40384120), (2, 20192060), (4, 10096030), (5, 8076824), (7, 5769160), (8, 5048015), (10, 4038412), (14, 2884580), (19, 2125480), (20, 2019206), (28, 1442290), (35, 1153832), (38, 1062740), (40, 1009603), (56, 721145), (70, 576916), (76, 531370), (95, 425096), (133, 303640), (140, 288458), (152, 265685), (190, 212548), (266, 151820), (280, 144229), (380, 106274), (532, 75910), (665, 60728), (760, 53137), (1064, 37955), (1330, 30364), (2660, 15182), (5320, 7591)]