996704420

素因数分解:

$2^2\times 5^1\times {\mathrm{6911}}^1\times {\mathrm{7211}}^1$

素因数の和:14131

約数の個数: 24

約数和(自身を含む): 2093672448

約数和(自身を除く): 1096968028

約数列:

[1, 2, 4, 5, 10, 20, 6911, 7211, 13822, 14422, 27644, 28844, 34555, 36055, 69110, 72110, 138220, 144220, 49835221, 99670442, 199340884, 249176105, 498352210, 996704420]

約数ペア:

[(1, 996704420), (2, 498352210), (4, 249176105), (5, 199340884), (10, 99670442), (20, 49835221), (6911, 144220), (7211, 138220), (13822, 72110), (14422, 69110), (27644, 36055), (28844, 34555)]