28771980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{479533}}^1$

素因数の和:479545

約数の個数: 24

約数和(自身を含む): 80561712

約数和(自身を除く): 51789732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 479533, 959066, 1438599, 1918132, 2397665, 2877198, 4795330, 5754396, 7192995, 9590660, 14385990, 28771980]

約数ペア:

[(1, 28771980), (2, 14385990), (3, 9590660), (4, 7192995), (5, 5754396), (6, 4795330), (10, 2877198), (12, 2397665), (15, 1918132), (20, 1438599), (30, 959066), (60, 479533)]