2017730960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{20129}}^1$

素因数の和:20328

約数の個数: 80

約数和(自身を含む): 5391619200

約数和(自身を除く): 3373888240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 560, 716, 895, 1253, 1432, 1790, 2506, 2864, 3580, 5012, 6265, 7160, 10024, 12530, 14320, 20048, 20129, 25060, 40258, 50120, 80516, 100240, 100645, 140903, 161032, 201290, 281806, 322064, 402580, 563612, 704515, 805160, 1127224, 1409030, 1610320, 2254448, 2818060, 3603091, 5636120, 7206182, 11272240, 14412364, 18015455, 25221637, 28824728, 36030910, 50443274, 57649456, 72061820, 100886548, 126108185, 144123640, 201773096, 252216370, 288247280, 403546192, 504432740, 1008865480, 2017730960]

約数ペア:

[(1, 2017730960), (2, 1008865480), (4, 504432740), (5, 403546192), (7, 288247280), (8, 252216370), (10, 201773096), (14, 144123640), (16, 126108185), (20, 100886548), (28, 72061820), (35, 57649456), (40, 50443274), (56, 36030910), (70, 28824728), (80, 25221637), (112, 18015455), (140, 14412364), (179, 11272240), (280, 7206182), (358, 5636120), (560, 3603091), (716, 2818060), (895, 2254448), (1253, 1610320), (1432, 1409030), (1790, 1127224), (2506, 805160), (2864, 704515), (3580, 563612), (5012, 402580), (6265, 322064), (7160, 281806), (10024, 201290), (12530, 161032), (14320, 140903), (20048, 100645), (20129, 100240), (25060, 80516), (40258, 50120)]