2826340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 6713280

約数和(自身を除く): 3886940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 443, 580, 638, 886, 1276, 1595, 1772, 2215, 3190, 4430, 4873, 6380, 8860, 9746, 12847, 19492, 24365, 25694, 48730, 51388, 64235, 97460, 128470, 141317, 256940, 282634, 565268, 706585, 1413170, 2826340]

約数ペア:

[(1, 2826340), (2, 1413170), (4, 706585), (5, 565268), (10, 282634), (11, 256940), (20, 141317), (22, 128470), (29, 97460), (44, 64235), (55, 51388), (58, 48730), (110, 25694), (116, 24365), (145, 19492), (220, 12847), (290, 9746), (319, 8860), (443, 6380), (580, 4873), (638, 4430), (886, 3190), (1276, 2215), (1595, 1772)]