2280455720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{934613}}^1$

素因数の和:934685

約数の個数: 32

約数和(自身を含む): 5215146120

約数和(自身を除く): 2934690400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 934613, 1869226, 3738452, 4673065, 7476904, 9346130, 18692260, 37384520, 57011393, 114022786, 228045572, 285056965, 456091144, 570113930, 1140227860, 2280455720]

約数ペア:

[(1, 2280455720), (2, 1140227860), (4, 570113930), (5, 456091144), (8, 285056965), (10, 228045572), (20, 114022786), (40, 57011393), (61, 37384520), (122, 18692260), (244, 9346130), (305, 7476904), (488, 4673065), (610, 3738452), (1220, 1869226), (2440, 934613)]