20294060

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1583}}^1$

素因数の和:2233

約数の個数: 24

約数和(自身を含む): 42710976

約数和(自身を除く): 22416916

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 1583, 2564, 3166, 3205, 6332, 6410, 7915, 12820, 15830, 31660, 1014703, 2029406, 4058812, 5073515, 10147030, 20294060]

約数ペア:

[(1, 20294060), (2, 10147030), (4, 5073515), (5, 4058812), (10, 2029406), (20, 1014703), (641, 31660), (1282, 15830), (1583, 12820), (2564, 7915), (3166, 6410), (3205, 6332)]