1304681872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{202339}}^1$

素因数の和:202391

約数の個数: 40

約数和(自身を含む): 2810097920

約数和(自身を除く): 1505416048

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 202339, 404678, 809356, 1618712, 2630407, 3237424, 5260814, 6272509, 10521628, 12545018, 21043256, 25090036, 42086512, 50180072, 81542617, 100360144, 163085234, 326170468, 652340936, 1304681872]

約数ペア:

[(1, 1304681872), (2, 652340936), (4, 326170468), (8, 163085234), (13, 100360144), (16, 81542617), (26, 50180072), (31, 42086512), (52, 25090036), (62, 21043256), (104, 12545018), (124, 10521628), (208, 6272509), (248, 5260814), (403, 3237424), (496, 2630407), (806, 1618712), (1612, 809356), (3224, 404678), (6448, 202339)]