84883880

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 196957440

約数和(自身を除く): 112073560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 163, 188, 235, 277, 326, 376, 470, 554, 652, 815, 940, 1108, 1304, 1385, 1630, 1880, 2216, 2770, 3260, 5540, 6520, 7661, 11080, 13019, 15322, 26038, 30644, 38305, 45151, 52076, 61288, 65095, 76610, 90302, 104152, 130190, 153220, 180604, 225755, 260380, 306440, 361208, 451510, 520760, 903020, 1806040, 2122097, 4244194, 8488388, 10610485, 16976776, 21220970, 42441940, 84883880]

約数ペア:

[(1, 84883880), (2, 42441940), (4, 21220970), (5, 16976776), (8, 10610485), (10, 8488388), (20, 4244194), (40, 2122097), (47, 1806040), (94, 903020), (163, 520760), (188, 451510), (235, 361208), (277, 306440), (326, 260380), (376, 225755), (470, 180604), (554, 153220), (652, 130190), (815, 104152), (940, 90302), (1108, 76610), (1304, 65095), (1385, 61288), (1630, 52076), (1880, 45151), (2216, 38305), (2770, 30644), (3260, 26038), (5540, 15322), (6520, 13019), (7661, 11080)]