15337720

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1249}}^1$

素因数の和:1567

約数の個数: 32

約数和(自身を含む): 34650000

約数和(自身を除く): 19312280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1249, 1535, 2456, 2498, 3070, 4996, 6140, 6245, 9992, 12280, 12490, 24980, 49960, 383443, 766886, 1533772, 1917215, 3067544, 3834430, 7668860, 15337720]

約数ペア:

[(1, 15337720), (2, 7668860), (4, 3834430), (5, 3067544), (8, 1917215), (10, 1533772), (20, 766886), (40, 383443), (307, 49960), (614, 24980), (1228, 12490), (1249, 12280), (1535, 9992), (2456, 6245), (2498, 6140), (3070, 4996)]