108428560

素因数分解:

$2^4\times 5^1\times {\mathrm{1355357}}^1$

素因数の和:1355370

約数の個数: 20

約数和(自身を含む): 252096588

約数和(自身を除く): 143668028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1355357, 2710714, 5421428, 6776785, 10842856, 13553570, 21685712, 27107140, 54214280, 108428560]

約数ペア:

[(1, 108428560), (2, 54214280), (4, 27107140), (5, 21685712), (8, 13553570), (10, 10842856), (16, 6776785), (20, 5421428), (40, 2710714), (80, 1355357)]