7806380

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1451}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 16465680

約数和(自身を除く): 8659300

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 1451, 2690, 2902, 5380, 5804, 7255, 14510, 29020, 390319, 780638, 1561276, 1951595, 3903190, 7806380]

約数ペア:

[(1, 7806380), (2, 3903190), (4, 1951595), (5, 1561276), (10, 780638), (20, 390319), (269, 29020), (538, 14510), (1076, 7255), (1345, 5804), (1451, 5380), (2690, 2902)]