15499520

素因数分解:

$2^8\times 5^1\times {\mathrm{12109}}^1$

素因数の和:12130

約数の個数: 36

約数和(自身を含む): 37129260

約数和(自身を除く): 21629740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12109, 24218, 48436, 60545, 96872, 121090, 193744, 242180, 387488, 484360, 774976, 968720, 1549952, 1937440, 3099904, 3874880, 7749760, 15499520]

約数ペア:

[(1, 15499520), (2, 7749760), (4, 3874880), (5, 3099904), (8, 1937440), (10, 1549952), (16, 968720), (20, 774976), (32, 484360), (40, 387488), (64, 242180), (80, 193744), (128, 121090), (160, 96872), (256, 60545), (320, 48436), (640, 24218), (1280, 12109)]