201640990

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{5419}}^1$

素因数の和:5548

約数の個数: 24

約数和(自身を含む): 369069480

約数和(自身を除く): 167428490

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 3721, 5419, 7442, 10838, 18605, 27095, 37210, 54190, 330559, 661118, 1652795, 3305590, 20164099, 40328198, 100820495, 201640990]

約数ペア:

[(1, 201640990), (2, 100820495), (5, 40328198), (10, 20164099), (61, 3305590), (122, 1652795), (305, 661118), (610, 330559), (3721, 54190), (5419, 37210), (7442, 27095), (10838, 18605)]