187081520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{44123}}^1$

素因数の和:44189

約数の個数: 40

約数和(自身を含む): 443181456

約数和(自身を除く): 256099936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 44123, 88246, 176492, 220615, 352984, 441230, 705968, 882460, 1764920, 2338519, 3529840, 4677038, 9354076, 11692595, 18708152, 23385190, 37416304, 46770380, 93540760, 187081520]

約数ペア:

[(1, 187081520), (2, 93540760), (4, 46770380), (5, 37416304), (8, 23385190), (10, 18708152), (16, 11692595), (20, 9354076), (40, 4677038), (53, 3529840), (80, 2338519), (106, 1764920), (212, 882460), (265, 705968), (424, 441230), (530, 352984), (848, 220615), (1060, 176492), (2120, 88246), (4240, 44123)]