156936440

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{30893}}^1$

素因数の和:31031

約数の個数: 32

約数和(自身を含む): 355898880

約数和(自身を除く): 198962440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 30893, 61786, 123572, 154465, 247144, 308930, 617860, 1235720, 3923411, 7846822, 15693644, 19617055, 31387288, 39234110, 78468220, 156936440]

約数ペア:

[(1, 156936440), (2, 78468220), (4, 39234110), (5, 31387288), (8, 19617055), (10, 15693644), (20, 7846822), (40, 3923411), (127, 1235720), (254, 617860), (508, 308930), (635, 247144), (1016, 154465), (1270, 123572), (2540, 61786), (5080, 30893)]