20949480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58193}}^1$

素因数の和:58210

約数の個数: 48

約数和(自身を含む): 68086980

約数和(自身を除く): 47137500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58193, 116386, 174579, 232772, 290965, 349158, 465544, 523737, 581930, 698316, 872895, 1047474, 1163860, 1396632, 1745790, 2094948, 2327720, 2618685, 3491580, 4189896, 5237370, 6983160, 10474740, 20949480]

約数ペア:

[(1, 20949480), (2, 10474740), (3, 6983160), (4, 5237370), (5, 4189896), (6, 3491580), (8, 2618685), (9, 2327720), (10, 2094948), (12, 1745790), (15, 1396632), (18, 1163860), (20, 1047474), (24, 872895), (30, 698316), (36, 581930), (40, 523737), (45, 465544), (60, 349158), (72, 290965), (90, 232772), (120, 174579), (180, 116386), (360, 58193)]