9650471440

素因数分解:

$2^4\times 5^1\times {\mathrm{120630893}}^1$

素因数の和:120630906

約数の個数: 20

約数和(自身を含む): 22437346284

約数和(自身を除く): 12786874844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 120630893, 241261786, 482523572, 603154465, 965047144, 1206308930, 1930094288, 2412617860, 4825235720, 9650471440]

約数ペア:

[(1, 9650471440), (2, 4825235720), (4, 2412617860), (5, 1930094288), (8, 1206308930), (10, 965047144), (16, 603154465), (20, 482523572), (40, 241261786), (80, 120630893)]