31564760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27211}}^1$

素因数の和:27251

約数の個数: 32

約数和(自身を含む): 73472400

約数和(自身を除く): 41907640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 27211, 54422, 108844, 136055, 217688, 272110, 544220, 789119, 1088440, 1578238, 3156476, 3945595, 6312952, 7891190, 15782380, 31564760]

約数ペア:

[(1, 31564760), (2, 15782380), (4, 7891190), (5, 6312952), (8, 3945595), (10, 3156476), (20, 1578238), (29, 1088440), (40, 789119), (58, 544220), (116, 272110), (145, 217688), (232, 136055), (290, 108844), (580, 54422), (1160, 27211)]