31492740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1069}}^1$

素因数の和:1572

約数の個数: 48

約数和(自身を含む): 88441920

約数和(自身を除く): 56949180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1069, 1473, 1964, 2138, 2455, 2946, 3207, 4276, 4910, 5345, 5892, 6414, 7365, 9820, 10690, 12828, 14730, 16035, 21380, 29460, 32070, 64140, 524879, 1049758, 1574637, 2099516, 2624395, 3149274, 5248790, 6298548, 7873185, 10497580, 15746370, 31492740]

約数ペア:

[(1, 31492740), (2, 15746370), (3, 10497580), (4, 7873185), (5, 6298548), (6, 5248790), (10, 3149274), (12, 2624395), (15, 2099516), (20, 1574637), (30, 1049758), (60, 524879), (491, 64140), (982, 32070), (1069, 29460), (1473, 21380), (1964, 16035), (2138, 14730), (2455, 12828), (2946, 10690), (3207, 9820), (4276, 7365), (4910, 6414), (5345, 5892)]