70304860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{206779}}^1$

素因数の和:206805

約数の個数: 24

約数和(自身を含む): 156325680

約数和(自身を除く): 86020820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 206779, 413558, 827116, 1033895, 2067790, 3515243, 4135580, 7030486, 14060972, 17576215, 35152430, 70304860]

約数ペア:

[(1, 70304860), (2, 35152430), (4, 17576215), (5, 14060972), (10, 7030486), (17, 4135580), (20, 3515243), (34, 2067790), (68, 1033895), (85, 827116), (170, 413558), (340, 206779)]