766645040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1369009}}^1$

素因数の和:1369029

約数の個数: 40

約数和(自身を含む): 2037086880

約数和(自身を除く): 1270441840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1369009, 2738018, 5476036, 6845045, 9583063, 10952072, 13690090, 19166126, 21904144, 27380180, 38332252, 47915315, 54760360, 76664504, 95830630, 109520720, 153329008, 191661260, 383322520, 766645040]

約数ペア:

[(1, 766645040), (2, 383322520), (4, 191661260), (5, 153329008), (7, 109520720), (8, 95830630), (10, 76664504), (14, 54760360), (16, 47915315), (20, 38332252), (28, 27380180), (35, 21904144), (40, 19166126), (56, 13690090), (70, 10952072), (80, 9583063), (112, 6845045), (140, 5476036), (280, 2738018), (560, 1369009)]