12904980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19553}}^1$

素因数の和:19576

約数の個数: 48

約数和(自身を含む): 39420864

約数和(自身を除く): 26515884

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 19553, 39106, 58659, 78212, 97765, 117318, 195530, 215083, 234636, 293295, 391060, 430166, 586590, 645249, 860332, 1075415, 1173180, 1290498, 2150830, 2580996, 3226245, 4301660, 6452490, 12904980]

約数ペア:

[(1, 12904980), (2, 6452490), (3, 4301660), (4, 3226245), (5, 2580996), (6, 2150830), (10, 1290498), (11, 1173180), (12, 1075415), (15, 860332), (20, 645249), (22, 586590), (30, 430166), (33, 391060), (44, 293295), (55, 234636), (60, 215083), (66, 195530), (110, 117318), (132, 97765), (165, 78212), (220, 58659), (330, 39106), (660, 19553)]