8265320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{4217}}^1$

素因数の和:4242

約数の個数: 48

約数和(自身を含む): 21638340

約数和(自身を除く): 13373020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 4217, 8434, 16868, 21085, 29519, 33736, 42170, 59038, 84340, 118076, 147595, 168680, 206633, 236152, 295190, 413266, 590380, 826532, 1033165, 1180760, 1653064, 2066330, 4132660, 8265320]

約数ペア:

[(1, 8265320), (2, 4132660), (4, 2066330), (5, 1653064), (7, 1180760), (8, 1033165), (10, 826532), (14, 590380), (20, 413266), (28, 295190), (35, 236152), (40, 206633), (49, 168680), (56, 147595), (70, 118076), (98, 84340), (140, 59038), (196, 42170), (245, 33736), (280, 29519), (392, 21085), (490, 16868), (980, 8434), (1960, 4217)]