211326560

素因数分解:

$2^5\times 5^1\times {\mathrm{1320791}}^1$

素因数の和:1320806

約数の個数: 24

約数和(自身を含む): 499259376

約数和(自身を除く): 287932816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1320791, 2641582, 5283164, 6603955, 10566328, 13207910, 21132656, 26415820, 42265312, 52831640, 105663280, 211326560]

約数ペア:

[(1, 211326560), (2, 105663280), (4, 52831640), (5, 42265312), (8, 26415820), (10, 21132656), (16, 13207910), (20, 10566328), (32, 6603955), (40, 5283164), (80, 2641582), (160, 1320791)]