2893189460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{66449}}^1$

素因数の和:66776

約数の個数: 48

約数和(自身を含む): 6966086400

約数和(自身を除く): 4072896940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 622, 1244, 1555, 2177, 3110, 4354, 6220, 8708, 10885, 21770, 43540, 66449, 132898, 265796, 332245, 465143, 664490, 930286, 1328980, 1860572, 2325715, 4651430, 9302860, 20665639, 41331278, 82662556, 103328195, 144659473, 206656390, 289318946, 413312780, 578637892, 723297365, 1446594730, 2893189460]

約数ペア:

[(1, 2893189460), (2, 1446594730), (4, 723297365), (5, 578637892), (7, 413312780), (10, 289318946), (14, 206656390), (20, 144659473), (28, 103328195), (35, 82662556), (70, 41331278), (140, 20665639), (311, 9302860), (622, 4651430), (1244, 2325715), (1555, 1860572), (2177, 1328980), (3110, 930286), (4354, 664490), (6220, 465143), (8708, 332245), (10885, 265796), (21770, 132898), (43540, 66449)]