214536440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{75541}}^1$

素因数の和:75623

約数の個数: 32

約数和(自身を含む): 489512160

約数和(自身を除く): 274975720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 75541, 151082, 302164, 377705, 604328, 755410, 1510820, 3021640, 5363411, 10726822, 21453644, 26817055, 42907288, 53634110, 107268220, 214536440]

約数ペア:

[(1, 214536440), (2, 107268220), (4, 53634110), (5, 42907288), (8, 26817055), (10, 21453644), (20, 10726822), (40, 5363411), (71, 3021640), (142, 1510820), (284, 755410), (355, 604328), (568, 377705), (710, 302164), (1420, 151082), (2840, 75541)]