8161160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29147}}^1$

素因数の和:29165

約数の個数: 32

約数和(自身を含む): 20986560

約数和(自身を除く): 12825400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29147, 58294, 116588, 145735, 204029, 233176, 291470, 408058, 582940, 816116, 1020145, 1165880, 1632232, 2040290, 4080580, 8161160]

約数ペア:

[(1, 8161160), (2, 4080580), (4, 2040290), (5, 1632232), (7, 1165880), (8, 1020145), (10, 816116), (14, 582940), (20, 408058), (28, 291470), (35, 233176), (40, 204029), (56, 145735), (70, 116588), (140, 58294), (280, 29147)]