1330986890

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1621}}^1\times {\mathrm{1747}}^1$

素因数の和:3422

約数の個数: 32

約数和(自身を含む): 2449661184

約数和(自身を除く): 1118674294

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 1621, 1747, 3242, 3494, 8105, 8735, 16210, 17470, 76187, 82109, 152374, 164218, 380935, 410545, 761870, 821090, 2831887, 5663774, 14159435, 28318870, 133098689, 266197378, 665493445, 1330986890]

約数ペア:

[(1, 1330986890), (2, 665493445), (5, 266197378), (10, 133098689), (47, 28318870), (94, 14159435), (235, 5663774), (470, 2831887), (1621, 821090), (1747, 761870), (3242, 410545), (3494, 380935), (8105, 164218), (8735, 152374), (16210, 82109), (17470, 76187)]