28036485040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8150141}}^1$

素因数の和:8150197

約数の個数: 40

約数和(自身を含む): 66700762128

約数和(自身を除く): 38664277088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 8150141, 16300282, 32600564, 40750705, 65201128, 81501410, 130402256, 163002820, 326005640, 350456063, 652011280, 700912126, 1401824252, 1752280315, 2803648504, 3504560630, 5607297008, 7009121260, 14018242520, 28036485040]

約数ペア:

[(1, 28036485040), (2, 14018242520), (4, 7009121260), (5, 5607297008), (8, 3504560630), (10, 2803648504), (16, 1752280315), (20, 1401824252), (40, 700912126), (43, 652011280), (80, 350456063), (86, 326005640), (172, 163002820), (215, 130402256), (344, 81501410), (430, 65201128), (688, 40750705), (860, 32600564), (1720, 16300282), (3440, 8150141)]