168348560

素因数分解:

$2^4\times 5^1\times {\mathrm{2104357}}^1$

素因数の和:2104370

約数の個数: 20

約数和(自身を含む): 391410588

約数和(自身を除く): 223062028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2104357, 4208714, 8417428, 10521785, 16834856, 21043570, 33669712, 42087140, 84174280, 168348560]

約数ペア:

[(1, 168348560), (2, 84174280), (4, 42087140), (5, 33669712), (8, 21043570), (10, 16834856), (16, 10521785), (20, 8417428), (40, 4208714), (80, 2104357)]