27721970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 52153200

約数和(自身を除く): 24431230

約数列:

[1, 2, 5, 10, 29, 58, 109, 145, 218, 290, 545, 877, 1090, 1754, 3161, 4385, 6322, 8770, 15805, 25433, 31610, 50866, 95593, 127165, 191186, 254330, 477965, 955930, 2772197, 5544394, 13860985, 27721970]

約数ペア:

[(1, 27721970), (2, 13860985), (5, 5544394), (10, 2772197), (29, 955930), (58, 477965), (109, 254330), (145, 191186), (218, 127165), (290, 95593), (545, 50866), (877, 31610), (1090, 25433), (1754, 15805), (3161, 8770), (4385, 6322)]