31817660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32467}}^1$

素因数の和:32490

約数の個数: 36

約数和(自身を含む): 77728392

約数和(自身を除く): 45910732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32467, 64934, 129868, 162335, 227269, 324670, 454538, 649340, 909076, 1136345, 1590883, 2272690, 3181766, 4545380, 6363532, 7954415, 15908830, 31817660]

約数ペア:

[(1, 31817660), (2, 15908830), (4, 7954415), (5, 6363532), (7, 4545380), (10, 3181766), (14, 2272690), (20, 1590883), (28, 1136345), (35, 909076), (49, 649340), (70, 454538), (98, 324670), (140, 227269), (196, 162335), (245, 129868), (490, 64934), (980, 32467)]