38853640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{138763}}^1$

素因数の和:138781

約数の個数: 32

約数和(自身を含む): 99910080

約数和(自身を除く): 61056440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 138763, 277526, 555052, 693815, 971341, 1110104, 1387630, 1942682, 2775260, 3885364, 4856705, 5550520, 7770728, 9713410, 19426820, 38853640]

約数ペア:

[(1, 38853640), (2, 19426820), (4, 9713410), (5, 7770728), (7, 5550520), (8, 4856705), (10, 3885364), (14, 2775260), (20, 1942682), (28, 1387630), (35, 1110104), (40, 971341), (56, 693815), (70, 555052), (140, 277526), (280, 138763)]