30628480

素因数分解:

$2^7\times 5^1\times {\mathrm{47857}}^1$

素因数の和:47876

約数の個数: 32

約数和(自身を含む): 73222740

約数和(自身を除く): 42594260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 47857, 95714, 191428, 239285, 382856, 478570, 765712, 957140, 1531424, 1914280, 3062848, 3828560, 6125696, 7657120, 15314240, 30628480]

約数ペア:

[(1, 30628480), (2, 15314240), (4, 7657120), (5, 6125696), (8, 3828560), (10, 3062848), (16, 1914280), (20, 1531424), (32, 957140), (40, 765712), (64, 478570), (80, 382856), (128, 239285), (160, 191428), (320, 95714), (640, 47857)]