11212020

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{769}}^1$

素因数の和:796

約数の個数: 84

約数和(自身を含む): 35347620

約数和(自身を除く): 24135600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 769, 810, 972, 1215, 1458, 1538, 1620, 2307, 2430, 2916, 3076, 3645, 3845, 4614, 4860, 6921, 7290, 7690, 9228, 11535, 13842, 14580, 15380, 20763, 23070, 27684, 34605, 41526, 46140, 62289, 69210, 83052, 103815, 124578, 138420, 186867, 207630, 249156, 311445, 373734, 415260, 560601, 622890, 747468, 934335, 1121202, 1245780, 1868670, 2242404, 2803005, 3737340, 5606010, 11212020]

約数ペア:

[(1, 11212020), (2, 5606010), (3, 3737340), (4, 2803005), (5, 2242404), (6, 1868670), (9, 1245780), (10, 1121202), (12, 934335), (15, 747468), (18, 622890), (20, 560601), (27, 415260), (30, 373734), (36, 311445), (45, 249156), (54, 207630), (60, 186867), (81, 138420), (90, 124578), (108, 103815), (135, 83052), (162, 69210), (180, 62289), (243, 46140), (270, 41526), (324, 34605), (405, 27684), (486, 23070), (540, 20763), (729, 15380), (769, 14580), (810, 13842), (972, 11535), (1215, 9228), (1458, 7690), (1538, 7290), (1620, 6921), (2307, 4860), (2430, 4614), (2916, 3845), (3076, 3645)]