31242740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2953}}^1$

素因数の和:3008

約数の個数: 36

約数和(自身を含む): 68609604

約数和(自身を除く): 37366864

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 2953, 5290, 5906, 10580, 11812, 14765, 29530, 59060, 67919, 135838, 271676, 339595, 679190, 1358380, 1562137, 3124274, 6248548, 7810685, 15621370, 31242740]

約数ペア:

[(1, 31242740), (2, 15621370), (4, 7810685), (5, 6248548), (10, 3124274), (20, 1562137), (23, 1358380), (46, 679190), (92, 339595), (115, 271676), (230, 135838), (460, 67919), (529, 59060), (1058, 29530), (2116, 14765), (2645, 11812), (2953, 10580), (5290, 5906)]