28713065480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{338119}}^1$

素因数の和:338334

約数の個数: 64

約数和(自身を含む): 70842902400

約数和(自身を除く): 42129836920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 965, 1544, 1930, 2123, 3860, 4246, 7720, 8492, 10615, 16984, 21230, 42460, 84920, 338119, 676238, 1352476, 1690595, 2704952, 3381190, 3719309, 6762380, 7438618, 13524760, 14877236, 18596545, 29754472, 37193090, 65256967, 74386180, 130513934, 148772360, 261027868, 326284835, 522055736, 652569670, 717826637, 1305139340, 1435653274, 2610278680, 2871306548, 3589133185, 5742613096, 7178266370, 14356532740, 28713065480]

約数ペア:

[(1, 28713065480), (2, 14356532740), (4, 7178266370), (5, 5742613096), (8, 3589133185), (10, 2871306548), (11, 2610278680), (20, 1435653274), (22, 1305139340), (40, 717826637), (44, 652569670), (55, 522055736), (88, 326284835), (110, 261027868), (193, 148772360), (220, 130513934), (386, 74386180), (440, 65256967), (772, 37193090), (965, 29754472), (1544, 18596545), (1930, 14877236), (2123, 13524760), (3860, 7438618), (4246, 6762380), (7720, 3719309), (8492, 3381190), (10615, 2704952), (16984, 1690595), (21230, 1352476), (42460, 676238), (84920, 338119)]