20063320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6871}}^1$

素因数の和:6955

約数の個数: 32

約数和(自身を含む): 45767520

約数和(自身を除く): 25704200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 6871, 13742, 27484, 34355, 54968, 68710, 137420, 274840, 501583, 1003166, 2006332, 2507915, 4012664, 5015830, 10031660, 20063320]

約数ペア:

[(1, 20063320), (2, 10031660), (4, 5015830), (5, 4012664), (8, 2507915), (10, 2006332), (20, 1003166), (40, 501583), (73, 274840), (146, 137420), (292, 68710), (365, 54968), (584, 34355), (730, 27484), (1460, 13742), (2920, 6871)]