481780720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{316961}}^1$

素因数の和:316993

約数の個数: 40

約数和(自身を含む): 1179098640

約数和(自身を除く): 697317920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 316961, 633922, 1267844, 1584805, 2535688, 3169610, 5071376, 6022259, 6339220, 12044518, 12678440, 24089036, 25356880, 30111295, 48178072, 60222590, 96356144, 120445180, 240890360, 481780720]

約数ペア:

[(1, 481780720), (2, 240890360), (4, 120445180), (5, 96356144), (8, 60222590), (10, 48178072), (16, 30111295), (19, 25356880), (20, 24089036), (38, 12678440), (40, 12044518), (76, 6339220), (80, 6022259), (95, 5071376), (152, 3169610), (190, 2535688), (304, 1584805), (380, 1267844), (760, 633922), (1520, 316961)]