20183580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{4153}}^1$

素因数の和:4177

約数の個数: 72

約数和(自身を含む): 63506352

約数和(自身を除く): 43322772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4153, 4860, 8306, 12459, 16612, 20765, 24918, 37377, 41530, 49836, 62295, 74754, 83060, 112131, 124590, 149508, 186885, 224262, 249180, 336393, 373770, 448524, 560655, 672786, 747540, 1009179, 1121310, 1345572, 1681965, 2018358, 2242620, 3363930, 4036716, 5045895, 6727860, 10091790, 20183580]

約数ペア:

[(1, 20183580), (2, 10091790), (3, 6727860), (4, 5045895), (5, 4036716), (6, 3363930), (9, 2242620), (10, 2018358), (12, 1681965), (15, 1345572), (18, 1121310), (20, 1009179), (27, 747540), (30, 672786), (36, 560655), (45, 448524), (54, 373770), (60, 336393), (81, 249180), (90, 224262), (108, 186885), (135, 149508), (162, 124590), (180, 112131), (243, 83060), (270, 74754), (324, 62295), (405, 49836), (486, 41530), (540, 37377), (810, 24918), (972, 20765), (1215, 16612), (1620, 12459), (2430, 8306), (4153, 4860)]