20180460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1879}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 56851200

約数和(自身を除く): 36670740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1790, 1879, 2148, 2685, 3580, 3758, 5370, 5637, 7516, 9395, 10740, 11274, 18790, 22548, 28185, 37580, 56370, 112740, 336341, 672682, 1009023, 1345364, 1681705, 2018046, 3363410, 4036092, 5045115, 6726820, 10090230, 20180460]

約数ペア:

[(1, 20180460), (2, 10090230), (3, 6726820), (4, 5045115), (5, 4036092), (6, 3363410), (10, 2018046), (12, 1681705), (15, 1345364), (20, 1009023), (30, 672682), (60, 336341), (179, 112740), (358, 56370), (537, 37580), (716, 28185), (895, 22548), (1074, 18790), (1790, 11274), (1879, 10740), (2148, 9395), (2685, 7516), (3580, 5637), (3758, 5370)]