26474420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1489}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 64081920

約数和(自身を除く): 37607500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1489, 1778, 2540, 2978, 3556, 4445, 5956, 7445, 8890, 10423, 14890, 17780, 20846, 29780, 41692, 52115, 104230, 189103, 208460, 378206, 756412, 945515, 1323721, 1891030, 2647442, 3782060, 5294884, 6618605, 13237210, 26474420]

約数ペア:

[(1, 26474420), (2, 13237210), (4, 6618605), (5, 5294884), (7, 3782060), (10, 2647442), (14, 1891030), (20, 1323721), (28, 945515), (35, 756412), (70, 378206), (127, 208460), (140, 189103), (254, 104230), (508, 52115), (635, 41692), (889, 29780), (1270, 20846), (1489, 17780), (1778, 14890), (2540, 10423), (2978, 8890), (3556, 7445), (4445, 5956)]