87426640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{156119}}^1$

素因数の和:156139

約数の個数: 40

約数和(自身を含む): 232306560

約数和(自身を除く): 144879920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 156119, 312238, 624476, 780595, 1092833, 1248952, 1561190, 2185666, 2497904, 3122380, 4371332, 5464165, 6244760, 8742664, 10928330, 12489520, 17485328, 21856660, 43713320, 87426640]

約数ペア:

[(1, 87426640), (2, 43713320), (4, 21856660), (5, 17485328), (7, 12489520), (8, 10928330), (10, 8742664), (14, 6244760), (16, 5464165), (20, 4371332), (28, 3122380), (35, 2497904), (40, 2185666), (56, 1561190), (70, 1248952), (80, 1092833), (112, 780595), (140, 624476), (280, 312238), (560, 156119)]