1813306720

素因数分解:

$2^5\times 5^1\times {\mathrm{11333167}}^1$

素因数の和:11333182

約数の個数: 24

約数和(自身を含む): 4283937504

約数和(自身を除く): 2470630784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 11333167, 22666334, 45332668, 56665835, 90665336, 113331670, 181330672, 226663340, 362661344, 453326680, 906653360, 1813306720]

約数ペア:

[(1, 1813306720), (2, 906653360), (4, 453326680), (5, 362661344), (8, 226663340), (10, 181330672), (16, 113331670), (20, 90665336), (32, 56665835), (40, 45332668), (80, 22666334), (160, 11333167)]