1557080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 4112640

約数和(自身を除く): 2555560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 83, 134, 140, 166, 268, 280, 332, 335, 415, 469, 536, 581, 664, 670, 830, 938, 1162, 1340, 1660, 1876, 2324, 2345, 2680, 2905, 3320, 3752, 4648, 4690, 5561, 5810, 9380, 11122, 11620, 18760, 22244, 23240, 27805, 38927, 44488, 55610, 77854, 111220, 155708, 194635, 222440, 311416, 389270, 778540, 1557080]

約数ペア:

[(1, 1557080), (2, 778540), (4, 389270), (5, 311416), (7, 222440), (8, 194635), (10, 155708), (14, 111220), (20, 77854), (28, 55610), (35, 44488), (40, 38927), (56, 27805), (67, 23240), (70, 22244), (83, 18760), (134, 11620), (140, 11122), (166, 9380), (268, 5810), (280, 5561), (332, 4690), (335, 4648), (415, 3752), (469, 3320), (536, 2905), (581, 2680), (664, 2345), (670, 2324), (830, 1876), (938, 1660), (1162, 1340)]