40960220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{292573}}^1$

素因数の和:292589

約数の個数: 24

約数和(自身を含む): 98304864

約数和(自身を除く): 57344644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 292573, 585146, 1170292, 1462865, 2048011, 2925730, 4096022, 5851460, 8192044, 10240055, 20480110, 40960220]

約数ペア:

[(1, 40960220), (2, 20480110), (4, 10240055), (5, 8192044), (7, 5851460), (10, 4096022), (14, 2925730), (20, 2048011), (28, 1462865), (35, 1170292), (70, 585146), (140, 292573)]