20802288670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1\times {\mathrm{99709}}^1$

素因数の和:100420

約数の個数: 32

約数和(自身を含む): 38709815040

約数和(自身を除く): 17907526370

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 673, 1346, 3365, 6730, 20863, 41726, 99709, 104315, 199418, 208630, 498545, 997090, 3090979, 6181958, 15454895, 30909790, 67104157, 134208314, 335520785, 671041570, 2080228867, 4160457734, 10401144335, 20802288670]

約数ペア:

[(1, 20802288670), (2, 10401144335), (5, 4160457734), (10, 2080228867), (31, 671041570), (62, 335520785), (155, 134208314), (310, 67104157), (673, 30909790), (1346, 15454895), (3365, 6181958), (6730, 3090979), (20863, 997090), (41726, 498545), (99709, 208630), (104315, 199418)]