855451880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{22679}}^1$

素因数の和:22754

約数の個数: 64

約数和(自身を含む): 2057529600

約数和(自身を除く): 1202077720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 41, 46, 82, 92, 115, 164, 184, 205, 230, 328, 410, 460, 820, 920, 943, 1640, 1886, 3772, 4715, 7544, 9430, 18860, 22679, 37720, 45358, 90716, 113395, 181432, 226790, 453580, 521617, 907160, 929839, 1043234, 1859678, 2086468, 2608085, 3719356, 4172936, 4649195, 5216170, 7438712, 9298390, 10432340, 18596780, 20864680, 21386297, 37193560, 42772594, 85545188, 106931485, 171090376, 213862970, 427725940, 855451880]

約数ペア:

[(1, 855451880), (2, 427725940), (4, 213862970), (5, 171090376), (8, 106931485), (10, 85545188), (20, 42772594), (23, 37193560), (40, 21386297), (41, 20864680), (46, 18596780), (82, 10432340), (92, 9298390), (115, 7438712), (164, 5216170), (184, 4649195), (205, 4172936), (230, 3719356), (328, 2608085), (410, 2086468), (460, 1859678), (820, 1043234), (920, 929839), (943, 907160), (1640, 521617), (1886, 453580), (3772, 226790), (4715, 181432), (7544, 113395), (9430, 90716), (18860, 45358), (22679, 37720)]