26237840

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2089}}^1$

素因数の和:2259

約数の個数: 40

約数和(自身を含む): 61420920

約数和(自身を除く): 35183080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2089, 2512, 3140, 4178, 6280, 8356, 10445, 12560, 16712, 20890, 33424, 41780, 83560, 167120, 327973, 655946, 1311892, 1639865, 2623784, 3279730, 5247568, 6559460, 13118920, 26237840]

約数ペア:

[(1, 26237840), (2, 13118920), (4, 6559460), (5, 5247568), (8, 3279730), (10, 2623784), (16, 1639865), (20, 1311892), (40, 655946), (80, 327973), (157, 167120), (314, 83560), (628, 41780), (785, 33424), (1256, 20890), (1570, 16712), (2089, 12560), (2512, 10445), (3140, 8356), (4178, 6280)]