20179530

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{3559}}^1$

素因数の和:3585

約数の個数: 80

約数和(自身を含む): 62029440

約数和(自身を除く): 41849910

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, 3559, 5670, 7118, 10677, 17795, 21354, 24913, 32031, 35590, 49826, 53385, 64062, 74739, 96093, 106770, 124565, 149478, 160155, 192186, 224217, 249130, 288279, 320310, 373695, 448434, 480465, 576558, 672651, 747390, 960930, 1121085, 1345302, 1441395, 2017953, 2242170, 2882790, 3363255, 4035906, 6726510, 10089765, 20179530]

約数ペア:

[(1, 20179530), (2, 10089765), (3, 6726510), (5, 4035906), (6, 3363255), (7, 2882790), (9, 2242170), (10, 2017953), (14, 1441395), (15, 1345302), (18, 1121085), (21, 960930), (27, 747390), (30, 672651), (35, 576558), (42, 480465), (45, 448434), (54, 373695), (63, 320310), (70, 288279), (81, 249130), (90, 224217), (105, 192186), (126, 160155), (135, 149478), (162, 124565), (189, 106770), (210, 96093), (270, 74739), (315, 64062), (378, 53385), (405, 49826), (567, 35590), (630, 32031), (810, 24913), (945, 21354), (1134, 17795), (1890, 10677), (2835, 7118), (3559, 5670)]