12197090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 22861440

約数和(自身を除く): 10664350

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 419, 710, 838, 2095, 2911, 4190, 5822, 14555, 17179, 29110, 29749, 34358, 59498, 85895, 148745, 171790, 297490, 1219709, 2439418, 6098545, 12197090]

約数ペア:

[(1, 12197090), (2, 6098545), (5, 2439418), (10, 1219709), (41, 297490), (71, 171790), (82, 148745), (142, 85895), (205, 59498), (355, 34358), (410, 29749), (419, 29110), (710, 17179), (838, 14555), (2095, 5822), (2911, 4190)]