26331220

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2999}}^1$

素因数の和:3447

約数の個数: 24

約数和(自身を含む): 55440000

約数和(自身を除く): 29108780

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 2999, 4390, 5998, 8780, 11996, 14995, 29990, 59980, 1316561, 2633122, 5266244, 6582805, 13165610, 26331220]

約数ペア:

[(1, 26331220), (2, 13165610), (4, 6582805), (5, 5266244), (10, 2633122), (20, 1316561), (439, 59980), (878, 29990), (1756, 14995), (2195, 11996), (2999, 8780), (4390, 5998)]