31924240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9733}}^1$

素因数の和:9787

約数の個数: 40

約数和(自身を含む): 76042008

約数和(自身を除く): 44117768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 9733, 19466, 38932, 48665, 77864, 97330, 155728, 194660, 389320, 399053, 778640, 798106, 1596212, 1995265, 3192424, 3990530, 6384848, 7981060, 15962120, 31924240]

約数ペア:

[(1, 31924240), (2, 15962120), (4, 7981060), (5, 6384848), (8, 3990530), (10, 3192424), (16, 1995265), (20, 1596212), (40, 798106), (41, 778640), (80, 399053), (82, 389320), (164, 194660), (205, 155728), (328, 97330), (410, 77864), (656, 48665), (820, 38932), (1640, 19466), (3280, 9733)]