20848590

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{3677}}^1$

素因数の和:3703

約数の個数: 80

約数和(自身を含む): 64085472

約数和(自身を除く): 43236882

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 3677, 5670, 7354, 11031, 18385, 22062, 25739, 33093, 36770, 51478, 55155, 66186, 77217, 99279, 110310, 128695, 154434, 165465, 198558, 231651, 257390, 297837, 330930, 386085, 463302, 496395, 595674, 694953, 772170, 992790, 1158255, 1389906, 1489185, 2084859, 2316510, 2978370, 3474765, 4169718, 6949530, 10424295, 20848590]

約数ペア:

[(1, 20848590), (2, 10424295), (3, 6949530), (5, 4169718), (6, 3474765), (7, 2978370), (9, 2316510), (10, 2084859), (14, 1489185), (15, 1389906), (18, 1158255), (21, 992790), (27, 772170), (30, 694953), (35, 595674), (42, 496395), (45, 463302), (54, 386085), (63, 330930), (70, 297837), (81, 257390), (90, 231651), (105, 198558), (126, 165465), (135, 154434), (162, 128695), (189, 110310), (210, 99279), (270, 77217), (315, 66186), (378, 55155), (405, 51478), (567, 36770), (630, 33093), (810, 25739), (945, 22062), (1134, 18385), (1890, 11031), (2835, 7354), (3677, 5670)]