169444820

素因数分解:

$2^2\times 5^1\times {\mathrm{1657}}^1\times {\mathrm{5113}}^1$

素因数の和:6779

約数の個数: 24

約数和(自身を含む): 356118504

約数和(自身を除く): 186673684

約数列:

[1, 2, 4, 5, 10, 20, 1657, 3314, 5113, 6628, 8285, 10226, 16570, 20452, 25565, 33140, 51130, 102260, 8472241, 16944482, 33888964, 42361205, 84722410, 169444820]

約数ペア:

[(1, 169444820), (2, 84722410), (4, 42361205), (5, 33888964), (10, 16944482), (20, 8472241), (1657, 102260), (3314, 51130), (5113, 33140), (6628, 25565), (8285, 20452), (10226, 16570)]