7769720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{27749}}^1$

素因数の和:27767

約数の個数: 32

約数和(自身を含む): 19980000

約数和(自身を除く): 12210280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 27749, 55498, 110996, 138745, 194243, 221992, 277490, 388486, 554980, 776972, 971215, 1109960, 1553944, 1942430, 3884860, 7769720]

約数ペア:

[(1, 7769720), (2, 3884860), (4, 1942430), (5, 1553944), (7, 1109960), (8, 971215), (10, 776972), (14, 554980), (20, 388486), (28, 277490), (35, 221992), (40, 194243), (56, 138745), (70, 110996), (140, 55498), (280, 27749)]