2578520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9209}}^1$

素因数の和:9227

約数の個数: 32

約数和(自身を含む): 6631200

約数和(自身を除く): 4052680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 9209, 18418, 36836, 46045, 64463, 73672, 92090, 128926, 184180, 257852, 322315, 368360, 515704, 644630, 1289260, 2578520]

約数ペア:

[(1, 2578520), (2, 1289260), (4, 644630), (5, 515704), (7, 368360), (8, 322315), (10, 257852), (14, 184180), (20, 128926), (28, 92090), (35, 73672), (40, 64463), (56, 46045), (70, 36836), (140, 18418), (280, 9209)]