38663720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13241}}^1$

素因数の和:13325

約数の個数: 32

約数和(自身を含む): 88191720

約数和(自身を除く): 49528000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13241, 26482, 52964, 66205, 105928, 132410, 264820, 529640, 966593, 1933186, 3866372, 4832965, 7732744, 9665930, 19331860, 38663720]

約数ペア:

[(1, 38663720), (2, 19331860), (4, 9665930), (5, 7732744), (8, 4832965), (10, 3866372), (20, 1933186), (40, 966593), (73, 529640), (146, 264820), (292, 132410), (365, 105928), (584, 66205), (730, 52964), (1460, 26482), (2920, 13241)]