31705730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 69672960

約数和(自身を除く): 37967230

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 47, 70, 94, 115, 161, 230, 235, 322, 329, 419, 470, 658, 805, 838, 1081, 1610, 1645, 2095, 2162, 2933, 3290, 4190, 5405, 5866, 7567, 9637, 10810, 14665, 15134, 19274, 19693, 29330, 37835, 39386, 48185, 67459, 75670, 96370, 98465, 134918, 137851, 196930, 275702, 337295, 452939, 674590, 689255, 905878, 1378510, 2264695, 3170573, 4529390, 6341146, 15852865, 31705730]

約数ペア:

[(1, 31705730), (2, 15852865), (5, 6341146), (7, 4529390), (10, 3170573), (14, 2264695), (23, 1378510), (35, 905878), (46, 689255), (47, 674590), (70, 452939), (94, 337295), (115, 275702), (161, 196930), (230, 137851), (235, 134918), (322, 98465), (329, 96370), (419, 75670), (470, 67459), (658, 48185), (805, 39386), (838, 37835), (1081, 29330), (1610, 19693), (1645, 19274), (2095, 15134), (2162, 14665), (2933, 10810), (3290, 9637), (4190, 7567), (5405, 5866)]