16855291280

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{801107}}^1$

素因数の和:801383

約数の個数: 40

約数和(自身を含む): 39337607232

約数和(自身を除く): 22482315952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040, 801107, 1602214, 3204428, 4005535, 6408856, 8011070, 12817712, 16022140, 32044280, 64088560, 210691141, 421382282, 842764564, 1053455705, 1685529128, 2106911410, 3371058256, 4213822820, 8427645640, 16855291280]

約数ペア:

[(1, 16855291280), (2, 8427645640), (4, 4213822820), (5, 3371058256), (8, 2106911410), (10, 1685529128), (16, 1053455705), (20, 842764564), (40, 421382282), (80, 210691141), (263, 64088560), (526, 32044280), (1052, 16022140), (1315, 12817712), (2104, 8011070), (2630, 6408856), (4208, 4005535), (5260, 3204428), (10520, 1602214), (21040, 801107)]