145428220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{10709}}^1$

素因数の和:10822

約数の個数: 48

約数和(自身を含む): 352658880

約数和(自身を除く): 207230660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 6790, 10709, 13580, 21418, 42836, 53545, 74963, 107090, 149926, 214180, 299852, 374815, 749630, 1038773, 1499260, 2077546, 4155092, 5193865, 7271411, 10387730, 14542822, 20775460, 29085644, 36357055, 72714110, 145428220]

約数ペア:

[(1, 145428220), (2, 72714110), (4, 36357055), (5, 29085644), (7, 20775460), (10, 14542822), (14, 10387730), (20, 7271411), (28, 5193865), (35, 4155092), (70, 2077546), (97, 1499260), (140, 1038773), (194, 749630), (388, 374815), (485, 299852), (679, 214180), (970, 149926), (1358, 107090), (1940, 74963), (2716, 53545), (3395, 42836), (6790, 21418), (10709, 13580)]