6642760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2339}}^1$

素因数の和:2421

約数の個数: 32

約数和(自身を含む): 15163200

約数和(自身を除く): 8520440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2339, 2840, 4678, 9356, 11695, 18712, 23390, 46780, 93560, 166069, 332138, 664276, 830345, 1328552, 1660690, 3321380, 6642760]

約数ペア:

[(1, 6642760), (2, 3321380), (4, 1660690), (5, 1328552), (8, 830345), (10, 664276), (20, 332138), (40, 166069), (71, 93560), (142, 46780), (284, 23390), (355, 18712), (568, 11695), (710, 9356), (1420, 4678), (2339, 2840)]