209633360

素因数分解:

$2^4\times 5^1\times {\mathrm{2620417}}^1$

素因数の和:2620430

約数の個数: 20

約数和(自身を含む): 487397748

約数和(自身を除く): 277764388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2620417, 5240834, 10481668, 13102085, 20963336, 26204170, 41926672, 52408340, 104816680, 209633360]

約数ペア:

[(1, 209633360), (2, 104816680), (4, 52408340), (5, 41926672), (8, 26204170), (10, 20963336), (16, 13102085), (20, 10481668), (40, 5240834), (80, 2620417)]