20816840580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{15859}}^1$

素因数の和:16169

約数の個数: 96

約数和(自身を含む): 59087508480

約数和(自身を除く): 38270667900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 167, 262, 334, 393, 501, 524, 655, 668, 786, 835, 1002, 1310, 1572, 1670, 1965, 2004, 2505, 2620, 3340, 3930, 5010, 7860, 10020, 15859, 21877, 31718, 43754, 47577, 63436, 65631, 79295, 87508, 95154, 109385, 131262, 158590, 190308, 218770, 237885, 262524, 317180, 328155, 437540, 475770, 656310, 951540, 1312620, 2077529, 2648453, 4155058, 5296906, 6232587, 7945359, 8310116, 10387645, 10593812, 12465174, 13242265, 15890718, 20775290, 24930348, 26484530, 31162935, 31781436, 39726795, 41550580, 52969060, 62325870, 79453590, 124651740, 158907180, 346947343, 693894686, 1040842029, 1387789372, 1734736715, 2081684058, 3469473430, 4163368116, 5204210145, 6938946860, 10408420290, 20816840580]

約数ペア:

[(1, 20816840580), (2, 10408420290), (3, 6938946860), (4, 5204210145), (5, 4163368116), (6, 3469473430), (10, 2081684058), (12, 1734736715), (15, 1387789372), (20, 1040842029), (30, 693894686), (60, 346947343), (131, 158907180), (167, 124651740), (262, 79453590), (334, 62325870), (393, 52969060), (501, 41550580), (524, 39726795), (655, 31781436), (668, 31162935), (786, 26484530), (835, 24930348), (1002, 20775290), (1310, 15890718), (1572, 13242265), (1670, 12465174), (1965, 10593812), (2004, 10387645), (2505, 8310116), (2620, 7945359), (3340, 6232587), (3930, 5296906), (5010, 4155058), (7860, 2648453), (10020, 2077529), (15859, 1312620), (21877, 951540), (31718, 656310), (43754, 475770), (47577, 437540), (63436, 328155), (65631, 317180), (79295, 262524), (87508, 237885), (95154, 218770), (109385, 190308), (131262, 158590)]