140538440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26417}}^1$

素因数の和:26454

約数の個数: 64

約数和(自身を含む): 380419200

約数和(自身を除く): 239880760

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, 26417, 52834, 105668, 132085, 184919, 211336, 264170, 369838, 501923, 528340, 739676, 924595, 1003846, 1056680, 1479352, 1849190, 2007692, 2509615, 3513461, 3698380, 4015384, 5019230, 7026922, 7396760, 10038460, 14053844, 17567305, 20076920, 28107688, 35134610, 70269220, 140538440]

約数ペア:

[(1, 140538440), (2, 70269220), (4, 35134610), (5, 28107688), (7, 20076920), (8, 17567305), (10, 14053844), (14, 10038460), (19, 7396760), (20, 7026922), (28, 5019230), (35, 4015384), (38, 3698380), (40, 3513461), (56, 2509615), (70, 2007692), (76, 1849190), (95, 1479352), (133, 1056680), (140, 1003846), (152, 924595), (190, 739676), (266, 528340), (280, 501923), (380, 369838), (532, 264170), (665, 211336), (760, 184919), (1064, 132085), (1330, 105668), (2660, 52834), (5320, 26417)]