13963820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1314

約数の個数: 48

約数和(自身を含む): 32340000

約数和(自身を除く): 18376180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1249, 2236, 2498, 2795, 4996, 5590, 6245, 11180, 12490, 16237, 24980, 32474, 53707, 64948, 81185, 107414, 162370, 214828, 268535, 324740, 537070, 698191, 1074140, 1396382, 2792764, 3490955, 6981910, 13963820]

約数ペア:

[(1, 13963820), (2, 6981910), (4, 3490955), (5, 2792764), (10, 1396382), (13, 1074140), (20, 698191), (26, 537070), (43, 324740), (52, 268535), (65, 214828), (86, 162370), (130, 107414), (172, 81185), (215, 64948), (260, 53707), (430, 32474), (559, 24980), (860, 16237), (1118, 12490), (1249, 11180), (2236, 6245), (2498, 5590), (2795, 4996)]