20167210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4723}}^1$

素因数の和:4798

約数の個数: 32

約数和(自身を含む): 42175872

約数和(自身を除く): 22008662

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 4723, 9446, 23615, 33061, 47230, 66122, 165305, 288103, 330610, 576206, 1440515, 2016721, 2881030, 4033442, 10083605, 20167210]

約数ペア:

[(1, 20167210), (2, 10083605), (5, 4033442), (7, 2881030), (10, 2016721), (14, 1440515), (35, 576206), (61, 330610), (70, 288103), (122, 165305), (305, 66122), (427, 47230), (610, 33061), (854, 23615), (2135, 9446), (4270, 4723)]