2168900

素因数分解:

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

素因数の和:101

約数の個数: 54

約数和(自身を含む): 5040042

約数和(自身を除く): 2871142

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 82, 92, 100, 115, 164, 205, 230, 410, 460, 529, 575, 820, 943, 1025, 1058, 1150, 1886, 2050, 2116, 2300, 2645, 3772, 4100, 4715, 5290, 9430, 10580, 13225, 18860, 21689, 23575, 26450, 43378, 47150, 52900, 86756, 94300, 108445, 216890, 433780, 542225, 1084450, 2168900]

約数ペア:

[(1, 2168900), (2, 1084450), (4, 542225), (5, 433780), (10, 216890), (20, 108445), (23, 94300), (25, 86756), (41, 52900), (46, 47150), (50, 43378), (82, 26450), (92, 23575), (100, 21689), (115, 18860), (164, 13225), (205, 10580), (230, 9430), (410, 5290), (460, 4715), (529, 4100), (575, 3772), (820, 2645), (943, 2300), (1025, 2116), (1058, 2050), (1150, 1886)]