20181737880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56060383}}^1$

素因数の和:56060400

約数の個数: 48

約数和(自身を含む): 65590649280

約数和(自身を除く): 45408911400

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, 56060383, 112120766, 168181149, 224241532, 280301915, 336362298, 448483064, 504543447, 560603830, 672724596, 840905745, 1009086894, 1121207660, 1345449192, 1681811490, 2018173788, 2242415320, 2522717235, 3363622980, 4036347576, 5045434470, 6727245960, 10090868940, 20181737880]

約数ペア:

[(1, 20181737880), (2, 10090868940), (3, 6727245960), (4, 5045434470), (5, 4036347576), (6, 3363622980), (8, 2522717235), (9, 2242415320), (10, 2018173788), (12, 1681811490), (15, 1345449192), (18, 1121207660), (20, 1009086894), (24, 840905745), (30, 672724596), (36, 560603830), (40, 504543447), (45, 448483064), (60, 336362298), (72, 280301915), (90, 224241532), (120, 168181149), (180, 112120766), (360, 56060383)]