20134980

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{1381}}^1$

素因数の和:1408

約数の個数: 84

約数和(自身を含む): 63442092

約数和(自身を除く): 43307112

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, 810, 972, 1215, 1381, 1458, 1620, 2430, 2762, 2916, 3645, 4143, 4860, 5524, 6905, 7290, 8286, 12429, 13810, 14580, 16572, 20715, 24858, 27620, 37287, 41430, 49716, 62145, 74574, 82860, 111861, 124290, 149148, 186435, 223722, 248580, 335583, 372870, 447444, 559305, 671166, 745740, 1006749, 1118610, 1342332, 1677915, 2013498, 2237220, 3355830, 4026996, 5033745, 6711660, 10067490, 20134980]

約数ペア:

[(1, 20134980), (2, 10067490), (3, 6711660), (4, 5033745), (5, 4026996), (6, 3355830), (9, 2237220), (10, 2013498), (12, 1677915), (15, 1342332), (18, 1118610), (20, 1006749), (27, 745740), (30, 671166), (36, 559305), (45, 447444), (54, 372870), (60, 335583), (81, 248580), (90, 223722), (108, 186435), (135, 149148), (162, 124290), (180, 111861), (243, 82860), (270, 74574), (324, 62145), (405, 49716), (486, 41430), (540, 37287), (729, 27620), (810, 24858), (972, 20715), (1215, 16572), (1381, 14580), (1458, 13810), (1620, 12429), (2430, 8286), (2762, 7290), (2916, 6905), (3645, 5524), (4143, 4860)]