2018090820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{346751}}^1$

素因数の和:346860

約数の個数: 48

約数和(自身を含む): 5708924928

約数和(自身を除く): 3690834108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 346751, 693502, 1040253, 1387004, 1733755, 2080506, 3467510, 4161012, 5201265, 6935020, 10402530, 20805060, 33634847, 67269694, 100904541, 134539388, 168174235, 201809082, 336348470, 403618164, 504522705, 672696940, 1009045410, 2018090820]

約数ペア:

[(1, 2018090820), (2, 1009045410), (3, 672696940), (4, 504522705), (5, 403618164), (6, 336348470), (10, 201809082), (12, 168174235), (15, 134539388), (20, 100904541), (30, 67269694), (60, 33634847), (97, 20805060), (194, 10402530), (291, 6935020), (388, 5201265), (485, 4161012), (582, 3467510), (970, 2080506), (1164, 1733755), (1455, 1387004), (1940, 1040253), (2910, 693502), (5820, 346751)]