16858960

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2539}}^1$

素因数の和:2635

約数の個数: 40

約数和(自身を含む): 39684960

約数和(自身を除く): 22826000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 2539, 3320, 5078, 6640, 10156, 12695, 20312, 25390, 40624, 50780, 101560, 203120, 210737, 421474, 842948, 1053685, 1685896, 2107370, 3371792, 4214740, 8429480, 16858960]

約数ペア:

[(1, 16858960), (2, 8429480), (4, 4214740), (5, 3371792), (8, 2107370), (10, 1685896), (16, 1053685), (20, 842948), (40, 421474), (80, 210737), (83, 203120), (166, 101560), (332, 50780), (415, 40624), (664, 25390), (830, 20312), (1328, 12695), (1660, 10156), (2539, 6640), (3320, 5078)]