1004080840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{5101}}^1$

素因数の和:5175

約数の個数: 128

約数和(自身を含む): 2791814400

約数和(自身を除く): 1787733560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 95, 133, 140, 148, 152, 185, 190, 259, 266, 280, 296, 370, 380, 518, 532, 665, 703, 740, 760, 1036, 1064, 1295, 1330, 1406, 1480, 2072, 2590, 2660, 2812, 3515, 4921, 5101, 5180, 5320, 5624, 7030, 9842, 10202, 10360, 14060, 19684, 20404, 24605, 25505, 28120, 35707, 39368, 40808, 49210, 51010, 71414, 96919, 98420, 102020, 142828, 178535, 188737, 193838, 196840, 204040, 285656, 357070, 377474, 387676, 484595, 678433, 714140, 754948, 775352, 943685, 969190, 1321159, 1356866, 1428280, 1509896, 1887370, 1938380, 2642318, 2713732, 3392165, 3586003, 3774740, 3876760, 5284636, 5427464, 6605795, 6784330, 7172006, 7549480, 10569272, 13211590, 13568660, 14344012, 17930015, 25102021, 26423180, 27137320, 28688024, 35860030, 50204042, 52846360, 71720060, 100408084, 125510105, 143440120, 200816168, 251020210, 502040420, 1004080840]

約数ペア:

[(1, 1004080840), (2, 502040420), (4, 251020210), (5, 200816168), (7, 143440120), (8, 125510105), (10, 100408084), (14, 71720060), (19, 52846360), (20, 50204042), (28, 35860030), (35, 28688024), (37, 27137320), (38, 26423180), (40, 25102021), (56, 17930015), (70, 14344012), (74, 13568660), (76, 13211590), (95, 10569272), (133, 7549480), (140, 7172006), (148, 6784330), (152, 6605795), (185, 5427464), (190, 5284636), (259, 3876760), (266, 3774740), (280, 3586003), (296, 3392165), (370, 2713732), (380, 2642318), (518, 1938380), (532, 1887370), (665, 1509896), (703, 1428280), (740, 1356866), (760, 1321159), (1036, 969190), (1064, 943685), (1295, 775352), (1330, 754948), (1406, 714140), (1480, 678433), (2072, 484595), (2590, 387676), (2660, 377474), (2812, 357070), (3515, 285656), (4921, 204040), (5101, 196840), (5180, 193838), (5320, 188737), (5624, 178535), (7030, 142828), (9842, 102020), (10202, 98420), (10360, 96919), (14060, 71414), (19684, 51010), (20404, 49210), (24605, 40808), (25505, 39368), (28120, 35707)]