411285940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1581869}}^1$

素因数の和:1581891

約数の個数: 24

約数和(自身を含む): 930139560

約数和(自身を除く): 518853620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1581869, 3163738, 6327476, 7909345, 15818690, 20564297, 31637380, 41128594, 82257188, 102821485, 205642970, 411285940]

約数ペア:

[(1, 411285940), (2, 205642970), (4, 102821485), (5, 82257188), (10, 41128594), (13, 31637380), (20, 20564297), (26, 15818690), (52, 7909345), (65, 6327476), (130, 3163738), (260, 1581869)]