26638640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47569}}^1$

素因数の和:47589

約数の個数: 40

約数和(自身を含む): 70784160

約数和(自身を除く): 44145520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 47569, 95138, 190276, 237845, 332983, 380552, 475690, 665966, 761104, 951380, 1331932, 1664915, 1902760, 2663864, 3329830, 3805520, 5327728, 6659660, 13319320, 26638640]

約数ペア:

[(1, 26638640), (2, 13319320), (4, 6659660), (5, 5327728), (7, 3805520), (8, 3329830), (10, 2663864), (14, 1902760), (16, 1664915), (20, 1331932), (28, 951380), (35, 761104), (40, 665966), (56, 475690), (70, 380552), (80, 332983), (112, 237845), (140, 190276), (280, 95138), (560, 47569)]