2012318180

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{587}}^1\times {\mathrm{947}}^1$

素因数の和:1724

約数の個数: 48

約数和(自身を含む): 4260949056

約数和(自身を除く): 2248630876

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 587, 724, 905, 947, 1174, 1810, 1894, 2348, 2935, 3620, 3788, 4735, 5870, 9470, 11740, 18940, 106247, 171407, 212494, 342814, 424988, 531235, 555889, 685628, 857035, 1062470, 1111778, 1714070, 2124940, 2223556, 2779445, 3428140, 5558890, 11117780, 100615909, 201231818, 402463636, 503079545, 1006159090, 2012318180]

約数ペア:

[(1, 2012318180), (2, 1006159090), (4, 503079545), (5, 402463636), (10, 201231818), (20, 100615909), (181, 11117780), (362, 5558890), (587, 3428140), (724, 2779445), (905, 2223556), (947, 2124940), (1174, 1714070), (1810, 1111778), (1894, 1062470), (2348, 857035), (2935, 685628), (3620, 555889), (3788, 531235), (4735, 424988), (5870, 342814), (9470, 212494), (11740, 171407), (18940, 106247)]