827877080

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{19507}}^1$

素因数の和:20579

約数の個数: 32

約数和(自身を含む): 1864574640

約数和(自身を除く): 1036697560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 2122, 4244, 5305, 8488, 10610, 19507, 21220, 39014, 42440, 78028, 97535, 156056, 195070, 390140, 780280, 20696927, 41393854, 82787708, 103484635, 165575416, 206969270, 413938540, 827877080]

約数ペア:

[(1, 827877080), (2, 413938540), (4, 206969270), (5, 165575416), (8, 103484635), (10, 82787708), (20, 41393854), (40, 20696927), (1061, 780280), (2122, 390140), (4244, 195070), (5305, 156056), (8488, 97535), (10610, 78028), (19507, 42440), (21220, 39014)]