20173376080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1763407}}^1$

素因数の和:1763444

約数の個数: 80

約数和(自身を含む): 55102973184

約数和(自身を除く): 34929597104

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 1763407, 3526814, 7053628, 8817035, 14107256, 17634070, 19397477, 22924291, 28214512, 35268140, 38794954, 45848582, 70536280, 77589908, 91697164, 96987385, 114621455, 141072560, 155179816, 183394328, 193974770, 229242910, 252167201, 310359632, 366788656, 387949540, 458485820, 504334402, 775899080, 916971640, 1008668804, 1260836005, 1551798160, 1833943280, 2017337608, 2521672010, 4034675216, 5043344020, 10086688040, 20173376080]

約数ペア:

[(1, 20173376080), (2, 10086688040), (4, 5043344020), (5, 4034675216), (8, 2521672010), (10, 2017337608), (11, 1833943280), (13, 1551798160), (16, 1260836005), (20, 1008668804), (22, 916971640), (26, 775899080), (40, 504334402), (44, 458485820), (52, 387949540), (55, 366788656), (65, 310359632), (80, 252167201), (88, 229242910), (104, 193974770), (110, 183394328), (130, 155179816), (143, 141072560), (176, 114621455), (208, 96987385), (220, 91697164), (260, 77589908), (286, 70536280), (440, 45848582), (520, 38794954), (572, 35268140), (715, 28214512), (880, 22924291), (1040, 19397477), (1144, 17634070), (1430, 14107256), (2288, 8817035), (2860, 7053628), (5720, 3526814), (11440, 1763407)]