400366864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1471937}}^1$

素因数の和:1471962

約数の個数: 20

約数和(自身を含む): 821341404

約数和(自身を除く): 420974540

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1471937, 2943874, 5887748, 11775496, 23550992, 25022929, 50045858, 100091716, 200183432, 400366864]

約数ペア:

[(1, 400366864), (2, 200183432), (4, 100091716), (8, 50045858), (16, 25022929), (17, 23550992), (34, 11775496), (68, 5887748), (136, 2943874), (272, 1471937)]