30999040

素因数分解:

$2^9\times 5^1\times {\mathrm{12109}}^1$

素因数の和:12132

約数の個数: 40

約数和(自身を含む): 74331180

約数和(自身を除く): 43332140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 12109, 24218, 48436, 60545, 96872, 121090, 193744, 242180, 387488, 484360, 774976, 968720, 1549952, 1937440, 3099904, 3874880, 6199808, 7749760, 15499520, 30999040]

約数ペア:

[(1, 30999040), (2, 15499520), (4, 7749760), (5, 6199808), (8, 3874880), (10, 3099904), (16, 1937440), (20, 1549952), (32, 968720), (40, 774976), (64, 484360), (80, 387488), (128, 242180), (160, 193744), (256, 121090), (320, 96872), (512, 60545), (640, 48436), (1280, 24218), (2560, 12109)]