387696640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{37861}}^1$

素因数の和:37888

約数の個数: 48

約数和(自身を含む): 930269340

約数和(自身を除く): 542572700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 5120, 10240, 37861, 75722, 151444, 189305, 302888, 378610, 605776, 757220, 1211552, 1514440, 2423104, 3028880, 4846208, 6057760, 9692416, 12115520, 19384832, 24231040, 38769664, 48462080, 77539328, 96924160, 193848320, 387696640]

約数ペア:

[(1, 387696640), (2, 193848320), (4, 96924160), (5, 77539328), (8, 48462080), (10, 38769664), (16, 24231040), (20, 19384832), (32, 12115520), (40, 9692416), (64, 6057760), (80, 4846208), (128, 3028880), (160, 2423104), (256, 1514440), (320, 1211552), (512, 757220), (640, 605776), (1024, 378610), (1280, 302888), (2048, 189305), (2560, 151444), (5120, 75722), (10240, 37861)]