38677840

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3529}}^1$

素因数の和:3679

約数の個数: 40

約数和(自身を含む): 90608040

約数和(自身を除く): 51930200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 3529, 5480, 7058, 10960, 14116, 17645, 28232, 35290, 56464, 70580, 141160, 282320, 483473, 966946, 1933892, 2417365, 3867784, 4834730, 7735568, 9669460, 19338920, 38677840]

約数ペア:

[(1, 38677840), (2, 19338920), (4, 9669460), (5, 7735568), (8, 4834730), (10, 3867784), (16, 2417365), (20, 1933892), (40, 966946), (80, 483473), (137, 282320), (274, 141160), (548, 70580), (685, 56464), (1096, 35290), (1370, 28232), (2192, 17645), (2740, 14116), (3529, 10960), (5480, 7058)]