31870190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26339}}^1$

素因数の和:26368

約数の個数: 24

約数和(自身を含む): 63057960

約数和(自身を除く): 31187770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 26339, 52678, 131695, 263390, 289729, 579458, 1448645, 2897290, 3187019, 6374038, 15935095, 31870190]

約数ペア:

[(1, 31870190), (2, 15935095), (5, 6374038), (10, 3187019), (11, 2897290), (22, 1448645), (55, 579458), (110, 289729), (121, 263390), (242, 131695), (605, 52678), (1210, 26339)]