56241380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1087}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 127948800

約数和(自身を除く): 71707420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1087, 1990, 2174, 2587, 3980, 4348, 5174, 5435, 10348, 10870, 12935, 14131, 21740, 25870, 28262, 51740, 56524, 70655, 141310, 216313, 282620, 432626, 865252, 1081565, 2163130, 2812069, 4326260, 5624138, 11248276, 14060345, 28120690, 56241380]

約数ペア:

[(1, 56241380), (2, 28120690), (4, 14060345), (5, 11248276), (10, 5624138), (13, 4326260), (20, 2812069), (26, 2163130), (52, 1081565), (65, 865252), (130, 432626), (199, 282620), (260, 216313), (398, 141310), (796, 70655), (995, 56524), (1087, 51740), (1990, 28262), (2174, 25870), (2587, 21740), (3980, 14131), (4348, 12935), (5174, 10870), (5435, 10348)]