211301270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{1423}}^1$

素因数の和:1940

約数の個数: 32

約数和(自身を含む): 393707520

約数和(自身を除く): 182406250

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 479, 958, 1423, 2395, 2846, 4790, 7115, 14230, 14849, 29698, 44113, 74245, 88226, 148490, 220565, 441130, 681617, 1363234, 3408085, 6816170, 21130127, 42260254, 105650635, 211301270]

約数ペア:

[(1, 211301270), (2, 105650635), (5, 42260254), (10, 21130127), (31, 6816170), (62, 3408085), (155, 1363234), (310, 681617), (479, 441130), (958, 220565), (1423, 148490), (2395, 88226), (2846, 74245), (4790, 44113), (7115, 29698), (14230, 14849)]