389628260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1163}}^1\times {\mathrm{2393}}^1$

素因数の和:3572

約数の個数: 48

約数和(自身を含む): 936302976

約数和(自身を除く): 546674716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1163, 2326, 2393, 4652, 4786, 5815, 8141, 9572, 11630, 11965, 16282, 16751, 23260, 23930, 32564, 33502, 40705, 47860, 67004, 81410, 83755, 162820, 167510, 335020, 2783059, 5566118, 11132236, 13915295, 19481413, 27830590, 38962826, 55661180, 77925652, 97407065, 194814130, 389628260]

約数ペア:

[(1, 389628260), (2, 194814130), (4, 97407065), (5, 77925652), (7, 55661180), (10, 38962826), (14, 27830590), (20, 19481413), (28, 13915295), (35, 11132236), (70, 5566118), (140, 2783059), (1163, 335020), (2326, 167510), (2393, 162820), (4652, 83755), (4786, 81410), (5815, 67004), (8141, 47860), (9572, 40705), (11630, 33502), (11965, 32564), (16282, 23930), (16751, 23260)]