2018889780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{634871}}^1$

素因数の和:634936

約数の個数: 48

約数和(自身を含む): 5759558784

約数和(自身を除く): 3740669004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 634871, 1269742, 1904613, 2539484, 3174355, 3809226, 6348710, 7618452, 9523065, 12697420, 19046130, 33648163, 38092260, 67296326, 100944489, 134592652, 168240815, 201888978, 336481630, 403777956, 504722445, 672963260, 1009444890, 2018889780]

約数ペア:

[(1, 2018889780), (2, 1009444890), (3, 672963260), (4, 504722445), (5, 403777956), (6, 336481630), (10, 201888978), (12, 168240815), (15, 134592652), (20, 100944489), (30, 67296326), (53, 38092260), (60, 33648163), (106, 19046130), (159, 12697420), (212, 9523065), (265, 7618452), (318, 6348710), (530, 3809226), (636, 3174355), (795, 2539484), (1060, 1904613), (1590, 1269742), (3180, 634871)]