309633220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1190897}}^1$

素因数の和:1190919

約数の個数: 24

約数和(自身を含む): 700248024

約数和(自身を除く): 390614804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1190897, 2381794, 4763588, 5954485, 11908970, 15481661, 23817940, 30963322, 61926644, 77408305, 154816610, 309633220]

約数ペア:

[(1, 309633220), (2, 154816610), (4, 77408305), (5, 61926644), (10, 30963322), (13, 23817940), (20, 15481661), (26, 11908970), (52, 5954485), (65, 4763588), (130, 2381794), (260, 1190897)]