3990519040

素因数分解:

$2^8\times 5^1\times {\mathrm{3117593}}^1$

素因数の和:3117614

約数の個数: 36

約数和(自身を含む): 9558543204

約数和(自身を除く): 5568024164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3117593, 6235186, 12470372, 15587965, 24940744, 31175930, 49881488, 62351860, 99762976, 124703720, 199525952, 249407440, 399051904, 498814880, 798103808, 997629760, 1995259520, 3990519040]

約数ペア:

[(1, 3990519040), (2, 1995259520), (4, 997629760), (5, 798103808), (8, 498814880), (10, 399051904), (16, 249407440), (20, 199525952), (32, 124703720), (40, 99762976), (64, 62351860), (80, 49881488), (128, 31175930), (160, 24940744), (256, 15587965), (320, 12470372), (640, 6235186), (1280, 3117593)]