20163340820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{193841}}^1$

素因数の和:194600

約数の個数: 48

約数和(自身を含む): 48457398528

約数和(自身を除く): 28294057708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 743, 1486, 2972, 3715, 5201, 7430, 10402, 14860, 20804, 26005, 52010, 104020, 193841, 387682, 775364, 969205, 1356887, 1938410, 2713774, 3876820, 5427548, 6784435, 13568870, 27137740, 144023863, 288047726, 576095452, 720119315, 1008167041, 1440238630, 2016334082, 2880477260, 4032668164, 5040835205, 10081670410, 20163340820]

約数ペア:

[(1, 20163340820), (2, 10081670410), (4, 5040835205), (5, 4032668164), (7, 2880477260), (10, 2016334082), (14, 1440238630), (20, 1008167041), (28, 720119315), (35, 576095452), (70, 288047726), (140, 144023863), (743, 27137740), (1486, 13568870), (2972, 6784435), (3715, 5427548), (5201, 3876820), (7430, 2713774), (10402, 1938410), (14860, 1356887), (20804, 969205), (26005, 775364), (52010, 387682), (104020, 193841)]