20165300740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2861}}^1\times {\mathrm{27109}}^1$

素因数の和:29992

約数の個数: 48

約数和(自身を含む): 45622226160

約数和(自身を除く): 25456925420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2861, 5722, 11444, 14305, 27109, 28610, 37193, 54218, 57220, 74386, 108436, 135545, 148772, 185965, 271090, 352417, 371930, 542180, 704834, 743860, 1409668, 1762085, 3524170, 7048340, 77558849, 155117698, 310235396, 387794245, 775588490, 1008265037, 1551176980, 2016530074, 4033060148, 5041325185, 10082650370, 20165300740]

約数ペア:

[(1, 20165300740), (2, 10082650370), (4, 5041325185), (5, 4033060148), (10, 2016530074), (13, 1551176980), (20, 1008265037), (26, 775588490), (52, 387794245), (65, 310235396), (130, 155117698), (260, 77558849), (2861, 7048340), (5722, 3524170), (11444, 1762085), (14305, 1409668), (27109, 743860), (28610, 704834), (37193, 542180), (54218, 371930), (57220, 352417), (74386, 271090), (108436, 185965), (135545, 148772)]