1085394020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1\times {\mathrm{1877}}^1$

素因数の和:2912

約数の個数: 48

約数和(自身を含む): 2361547440

約数和(自身を除く): 1276153420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 997, 1877, 1994, 3754, 3988, 4985, 7508, 9385, 9970, 18770, 19940, 28913, 37540, 54433, 57826, 108866, 115652, 144565, 217732, 272165, 289130, 544330, 578260, 1088660, 1871369, 3742738, 7485476, 9356845, 18713690, 37427380, 54269701, 108539402, 217078804, 271348505, 542697010, 1085394020]

約数ペア:

[(1, 1085394020), (2, 542697010), (4, 271348505), (5, 217078804), (10, 108539402), (20, 54269701), (29, 37427380), (58, 18713690), (116, 9356845), (145, 7485476), (290, 3742738), (580, 1871369), (997, 1088660), (1877, 578260), (1994, 544330), (3754, 289130), (3988, 272165), (4985, 217732), (7508, 144565), (9385, 115652), (9970, 108866), (18770, 57826), (19940, 54433), (28913, 37540)]