8036840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{28703}}^1$

素因数の和:28721

約数の個数: 32

約数和(自身を含む): 20666880

約数和(自身を除く): 12630040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 28703, 57406, 114812, 143515, 200921, 229624, 287030, 401842, 574060, 803684, 1004605, 1148120, 1607368, 2009210, 4018420, 8036840]

約数ペア:

[(1, 8036840), (2, 4018420), (4, 2009210), (5, 1607368), (7, 1148120), (8, 1004605), (10, 803684), (14, 574060), (20, 401842), (28, 287030), (35, 229624), (40, 200921), (56, 143515), (70, 114812), (140, 57406), (280, 28703)]