4137140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1019}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 10281600

約数和(自身を除く): 6144460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1019, 2030, 2038, 4060, 4076, 5095, 7133, 10190, 14266, 20380, 28532, 29551, 35665, 59102, 71330, 118204, 142660, 147755, 206857, 295510, 413714, 591020, 827428, 1034285, 2068570, 4137140]

約数ペア:

[(1, 4137140), (2, 2068570), (4, 1034285), (5, 827428), (7, 591020), (10, 413714), (14, 295510), (20, 206857), (28, 147755), (29, 142660), (35, 118204), (58, 71330), (70, 59102), (116, 35665), (140, 29551), (145, 28532), (203, 20380), (290, 14266), (406, 10190), (580, 7133), (812, 5095), (1015, 4076), (1019, 4060), (2030, 2038)]