826131880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{3253}}^1$

素因数の和:4178

約数の個数: 64

約数和(自身を含む): 2127335040

約数和(自身を除く): 1301203160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 907, 1814, 3253, 3628, 4535, 6349, 6506, 7256, 9070, 12698, 13012, 16265, 18140, 22771, 25396, 26024, 31745, 32530, 36280, 45542, 50792, 63490, 65060, 91084, 113855, 126980, 130120, 182168, 227710, 253960, 455420, 910840, 2950471, 5900942, 11801884, 14752355, 20653297, 23603768, 29504710, 41306594, 59009420, 82613188, 103266485, 118018840, 165226376, 206532970, 413065940, 826131880]

約数ペア:

[(1, 826131880), (2, 413065940), (4, 206532970), (5, 165226376), (7, 118018840), (8, 103266485), (10, 82613188), (14, 59009420), (20, 41306594), (28, 29504710), (35, 23603768), (40, 20653297), (56, 14752355), (70, 11801884), (140, 5900942), (280, 2950471), (907, 910840), (1814, 455420), (3253, 253960), (3628, 227710), (4535, 182168), (6349, 130120), (6506, 126980), (7256, 113855), (9070, 91084), (12698, 65060), (13012, 63490), (16265, 50792), (18140, 45542), (22771, 36280), (25396, 32530), (26024, 31745)]