31084820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{119557}}^1$

素因数の和:119579

約数の個数: 24

約数和(自身を含む): 70300104

約数和(自身を除く): 39215284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 119557, 239114, 478228, 597785, 1195570, 1554241, 2391140, 3108482, 6216964, 7771205, 15542410, 31084820]

約数ペア:

[(1, 31084820), (2, 15542410), (4, 7771205), (5, 6216964), (10, 3108482), (13, 2391140), (20, 1554241), (26, 1195570), (52, 597785), (65, 478228), (130, 239114), (260, 119557)]