20029140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1279}}^1$

素因数の和:1326

約数の個数: 96

約数和(自身を含む): 64512000

約数和(自身を除く): 44482860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 116, 135, 145, 174, 180, 261, 270, 290, 348, 435, 522, 540, 580, 783, 870, 1044, 1279, 1305, 1566, 1740, 2558, 2610, 3132, 3837, 3915, 5116, 5220, 6395, 7674, 7830, 11511, 12790, 15348, 15660, 19185, 23022, 25580, 34533, 37091, 38370, 46044, 57555, 69066, 74182, 76740, 111273, 115110, 138132, 148364, 172665, 185455, 222546, 230220, 333819, 345330, 370910, 445092, 556365, 667638, 690660, 741820, 1001457, 1112730, 1335276, 1669095, 2002914, 2225460, 3338190, 4005828, 5007285, 6676380, 10014570, 20029140]

約数ペア:

[(1, 20029140), (2, 10014570), (3, 6676380), (4, 5007285), (5, 4005828), (6, 3338190), (9, 2225460), (10, 2002914), (12, 1669095), (15, 1335276), (18, 1112730), (20, 1001457), (27, 741820), (29, 690660), (30, 667638), (36, 556365), (45, 445092), (54, 370910), (58, 345330), (60, 333819), (87, 230220), (90, 222546), (108, 185455), (116, 172665), (135, 148364), (145, 138132), (174, 115110), (180, 111273), (261, 76740), (270, 74182), (290, 69066), (348, 57555), (435, 46044), (522, 38370), (540, 37091), (580, 34533), (783, 25580), (870, 23022), (1044, 19185), (1279, 15660), (1305, 15348), (1566, 12790), (1740, 11511), (2558, 7830), (2610, 7674), (3132, 6395), (3837, 5220), (3915, 5116)]