210751460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{133387}}^1$

素因数の和:133475

約数の個数: 24

約数和(自身を含む): 448183680

約数和(自身を除く): 237432220

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 133387, 266774, 533548, 666935, 1333870, 2667740, 10537573, 21075146, 42150292, 52687865, 105375730, 210751460]

約数ペア:

[(1, 210751460), (2, 105375730), (4, 52687865), (5, 42150292), (10, 21075146), (20, 10537573), (79, 2667740), (158, 1333870), (316, 666935), (395, 533548), (790, 266774), (1580, 133387)]