2012743640

素因数分解:

$2^3\times 5^1\times {\mathrm{7489}}^1\times {\mathrm{6719}}^1$

素因数の和:14219

約数の個数: 32

約数和(自身を含む): 4529952000

約数和(自身を除く): 2517208360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6719, 7489, 13438, 14978, 26876, 29956, 33595, 37445, 53752, 59912, 67190, 74890, 134380, 149780, 268760, 299560, 50318591, 100637182, 201274364, 251592955, 402548728, 503185910, 1006371820, 2012743640]

約数ペア:

[(1, 2012743640), (2, 1006371820), (4, 503185910), (5, 402548728), (8, 251592955), (10, 201274364), (20, 100637182), (40, 50318591), (6719, 299560), (7489, 268760), (13438, 149780), (14978, 134380), (26876, 74890), (29956, 67190), (33595, 59912), (37445, 53752)]