20180976780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{936907}}^1$

素因数の和:937278

約数の個数: 48

約数和(自身を含む): 56664195840

約数和(自身を除く): 36483219060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359, 718, 1077, 1436, 1795, 2154, 3590, 4308, 5385, 7180, 10770, 21540, 936907, 1873814, 2810721, 3747628, 4684535, 5621442, 9369070, 11242884, 14053605, 18738140, 28107210, 56214420, 336349613, 672699226, 1009048839, 1345398452, 1681748065, 2018097678, 3363496130, 4036195356, 5045244195, 6726992260, 10090488390, 20180976780]

約数ペア:

[(1, 20180976780), (2, 10090488390), (3, 6726992260), (4, 5045244195), (5, 4036195356), (6, 3363496130), (10, 2018097678), (12, 1681748065), (15, 1345398452), (20, 1009048839), (30, 672699226), (60, 336349613), (359, 56214420), (718, 28107210), (1077, 18738140), (1436, 14053605), (1795, 11242884), (2154, 9369070), (3590, 5621442), (4308, 4684535), (5385, 3747628), (7180, 2810721), (10770, 1873814), (21540, 936907)]