39985120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1$

素因数の和:1920

約数の個数: 96

約数和(自身を含む): 113702400

約数和(自身を除く): 73717280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1520, 1879, 2128, 2660, 3040, 3758, 4256, 5320, 7516, 9395, 10640, 13153, 15032, 18790, 21280, 26306, 30064, 35701, 37580, 52612, 60128, 65765, 71402, 75160, 105224, 131530, 142804, 150320, 178505, 210448, 249907, 263060, 285608, 300640, 357010, 420896, 499814, 526120, 571216, 714020, 999628, 1052240, 1142432, 1249535, 1428040, 1999256, 2104480, 2499070, 2856080, 3998512, 4998140, 5712160, 7997024, 9996280, 19992560, 39985120]

約数ペア:

[(1, 39985120), (2, 19992560), (4, 9996280), (5, 7997024), (7, 5712160), (8, 4998140), (10, 3998512), (14, 2856080), (16, 2499070), (19, 2104480), (20, 1999256), (28, 1428040), (32, 1249535), (35, 1142432), (38, 1052240), (40, 999628), (56, 714020), (70, 571216), (76, 526120), (80, 499814), (95, 420896), (112, 357010), (133, 300640), (140, 285608), (152, 263060), (160, 249907), (190, 210448), (224, 178505), (266, 150320), (280, 142804), (304, 131530), (380, 105224), (532, 75160), (560, 71402), (608, 65765), (665, 60128), (760, 52612), (1064, 37580), (1120, 35701), (1330, 30064), (1520, 26306), (1879, 21280), (2128, 18790), (2660, 15032), (3040, 13153), (3758, 10640), (4256, 9395), (5320, 7516)]