3989720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{14249}}^1$

素因数の和:14267

約数の個数: 32

約数和(自身を含む): 10260000

約数和(自身を除く): 6270280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 14249, 28498, 56996, 71245, 99743, 113992, 142490, 199486, 284980, 398972, 498715, 569960, 797944, 997430, 1994860, 3989720]

約数ペア:

[(1, 3989720), (2, 1994860), (4, 997430), (5, 797944), (7, 569960), (8, 498715), (10, 398972), (14, 284980), (20, 199486), (28, 142490), (35, 113992), (40, 99743), (56, 71245), (70, 56996), (140, 28498), (280, 14249)]