1775987720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79427}}^1$

素因数の和:79494

約数の個数: 64

約数和(自身を含む): 4403488320

約数和(自身を除く): 2627500600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 22360, 79427, 158854, 317708, 397135, 635416, 794270, 1032551, 1588540, 2065102, 3177080, 3415361, 4130204, 5162755, 6830722, 8260408, 10325510, 13661444, 17076805, 20651020, 27322888, 34153610, 41302040, 44399693, 68307220, 88799386, 136614440, 177598772, 221998465, 355197544, 443996930, 887993860, 1775987720]

約数ペア:

[(1, 1775987720), (2, 887993860), (4, 443996930), (5, 355197544), (8, 221998465), (10, 177598772), (13, 136614440), (20, 88799386), (26, 68307220), (40, 44399693), (43, 41302040), (52, 34153610), (65, 27322888), (86, 20651020), (104, 17076805), (130, 13661444), (172, 10325510), (215, 8260408), (260, 6830722), (344, 5162755), (430, 4130204), (520, 3415361), (559, 3177080), (860, 2065102), (1118, 1588540), (1720, 1032551), (2236, 794270), (2795, 635416), (4472, 397135), (5590, 317708), (11180, 158854), (22360, 79427)]