280120912

素因数分解:

$2^4\times {\mathrm{1301}}^1\times {\mathrm{13457}}^1$

素因数の和:14766

約数の個数: 20

約数和(自身を含む): 543191796

約数和(自身を除く): 263070884

約数列:

[1, 2, 4, 8, 16, 1301, 2602, 5204, 10408, 13457, 20816, 26914, 53828, 107656, 215312, 17507557, 35015114, 70030228, 140060456, 280120912]

約数ペア:

[(1, 280120912), (2, 140060456), (4, 70030228), (8, 35015114), (16, 17507557), (1301, 215312), (2602, 107656), (5204, 53828), (10408, 26914), (13457, 20816)]