393301930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{19577}}^1$

素因数の和:19639

約数の個数: 48

約数和(自身を含む): 843655176

約数和(自身を除く): 450353246

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 1435, 2009, 2870, 4018, 10045, 19577, 20090, 39154, 97885, 137039, 195770, 274078, 685195, 802657, 959273, 1370390, 1605314, 1918546, 4013285, 4796365, 5618599, 8026570, 9592730, 11237198, 28092995, 39330193, 56185990, 78660386, 196650965, 393301930]

約数ペア:

[(1, 393301930), (2, 196650965), (5, 78660386), (7, 56185990), (10, 39330193), (14, 28092995), (35, 11237198), (41, 9592730), (49, 8026570), (70, 5618599), (82, 4796365), (98, 4013285), (205, 1918546), (245, 1605314), (287, 1370390), (410, 959273), (490, 802657), (574, 685195), (1435, 274078), (2009, 195770), (2870, 137039), (4018, 97885), (10045, 39154), (19577, 20090)]