127056680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{30839}}^1$

素因数の和:30953

約数の個数: 32

約数和(自身を含む): 288662400

約数和(自身を除く): 161605720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 30839, 61678, 123356, 154195, 246712, 308390, 616780, 1233560, 3176417, 6352834, 12705668, 15882085, 25411336, 31764170, 63528340, 127056680]

約数ペア:

[(1, 127056680), (2, 63528340), (4, 31764170), (5, 25411336), (8, 15882085), (10, 12705668), (20, 6352834), (40, 3176417), (103, 1233560), (206, 616780), (412, 308390), (515, 246712), (824, 154195), (1030, 123356), (2060, 61678), (4120, 30839)]