20677560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172313}}^1$

素因数の和:172327

約数の個数: 32

約数和(自身を含む): 62033040

約数和(自身を除く): 41355480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172313, 344626, 516939, 689252, 861565, 1033878, 1378504, 1723130, 2067756, 2584695, 3446260, 4135512, 5169390, 6892520, 10338780, 20677560]

約数ペア:

[(1, 20677560), (2, 10338780), (3, 6892520), (4, 5169390), (5, 4135512), (6, 3446260), (8, 2584695), (10, 2067756), (12, 1723130), (15, 1378504), (20, 1033878), (24, 861565), (30, 689252), (40, 516939), (60, 344626), (120, 172313)]