20569694710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{474941}}^1$

素因数の和:475080

約数の個数: 32

約数和(自身を含む): 38162539584

約数和(自身を除く): 17592844874

約数列:

[1, 2, 5, 10, 61, 71, 122, 142, 305, 355, 610, 710, 4331, 8662, 21655, 43310, 474941, 949882, 2374705, 4749410, 28971401, 33720811, 57942802, 67441622, 144857005, 168604055, 289714010, 337208110, 2056969471, 4113938942, 10284847355, 20569694710]

約数ペア:

[(1, 20569694710), (2, 10284847355), (5, 4113938942), (10, 2056969471), (61, 337208110), (71, 289714010), (122, 168604055), (142, 144857005), (305, 67441622), (355, 57942802), (610, 33720811), (710, 28971401), (4331, 4749410), (8662, 2374705), (21655, 949882), (43310, 474941)]