26973040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7841}}^1$

素因数の和:7897

約数の個数: 40

約数和(自身を含む): 64178928

約数和(自身を除く): 37205888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 7841, 15682, 31364, 39205, 62728, 78410, 125456, 156820, 313640, 337163, 627280, 674326, 1348652, 1685815, 2697304, 3371630, 5394608, 6743260, 13486520, 26973040]

約数ペア:

[(1, 26973040), (2, 13486520), (4, 6743260), (5, 5394608), (8, 3371630), (10, 2697304), (16, 1685815), (20, 1348652), (40, 674326), (43, 627280), (80, 337163), (86, 313640), (172, 156820), (215, 125456), (344, 78410), (430, 62728), (688, 39205), (860, 31364), (1720, 15682), (3440, 7841)]