2017888880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3603373}}^1$

素因数の和:3603393

約数の個数: 40

約数和(自身を含む): 5361820512

約数和(自身を除く): 3343931632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3603373, 7206746, 14413492, 18016865, 25223611, 28826984, 36033730, 50447222, 57653968, 72067460, 100894444, 126118055, 144134920, 201788888, 252236110, 288269840, 403577776, 504472220, 1008944440, 2017888880]

約数ペア:

[(1, 2017888880), (2, 1008944440), (4, 504472220), (5, 403577776), (7, 288269840), (8, 252236110), (10, 201788888), (14, 144134920), (16, 126118055), (20, 100894444), (28, 72067460), (35, 57653968), (40, 50447222), (56, 36033730), (70, 28826984), (80, 25223611), (112, 18016865), (140, 14413492), (280, 7206746), (560, 3603373)]