1665188840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5947103}}^1$

素因数の和:5947121

約数の個数: 32

約数和(自身を含む): 4281914880

約数和(自身を除く): 2616726040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5947103, 11894206, 23788412, 29735515, 41629721, 47576824, 59471030, 83259442, 118942060, 166518884, 208148605, 237884120, 333037768, 416297210, 832594420, 1665188840]

約数ペア:

[(1, 1665188840), (2, 832594420), (4, 416297210), (5, 333037768), (7, 237884120), (8, 208148605), (10, 166518884), (14, 118942060), (20, 83259442), (28, 59471030), (35, 47576824), (40, 41629721), (56, 29735515), (70, 23788412), (140, 11894206), (280, 5947103)]