209379830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{40499}}^1$

素因数の和:40564

約数の個数: 32

約数和(自身を含む): 419904000

約数和(自身を除く): 210524170

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 235, 470, 517, 1034, 2585, 5170, 40499, 80998, 202495, 404990, 445489, 890978, 1903453, 2227445, 3806906, 4454890, 9517265, 19034530, 20937983, 41875966, 104689915, 209379830]

約数ペア:

[(1, 209379830), (2, 104689915), (5, 41875966), (10, 20937983), (11, 19034530), (22, 9517265), (47, 4454890), (55, 3806906), (94, 2227445), (110, 1903453), (235, 890978), (470, 445489), (517, 404990), (1034, 202495), (2585, 80998), (5170, 40499)]