56663560

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4013}}^1$

素因数の和:4377

約数の個数: 32

約数和(自身を含む): 127886040

約数和(自身を除く): 71222480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 4013, 7060, 8026, 14120, 16052, 20065, 32104, 40130, 80260, 160520, 1416589, 2833178, 5666356, 7082945, 11332712, 14165890, 28331780, 56663560]

約数ペア:

[(1, 56663560), (2, 28331780), (4, 14165890), (5, 11332712), (8, 7082945), (10, 5666356), (20, 2833178), (40, 1416589), (353, 160520), (706, 80260), (1412, 40130), (1765, 32104), (2824, 20065), (3530, 16052), (4013, 14120), (7060, 8026)]