13038640

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{467}}^1$

素因数の和:829

約数の個数: 40

約数和(自身を含む): 30466800

約数和(自身を除く): 17428160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 467, 698, 934, 1396, 1745, 1868, 2335, 2792, 3490, 3736, 4670, 5584, 6980, 7472, 9340, 13960, 18680, 27920, 37360, 162983, 325966, 651932, 814915, 1303864, 1629830, 2607728, 3259660, 6519320, 13038640]

約数ペア:

[(1, 13038640), (2, 6519320), (4, 3259660), (5, 2607728), (8, 1629830), (10, 1303864), (16, 814915), (20, 651932), (40, 325966), (80, 162983), (349, 37360), (467, 27920), (698, 18680), (934, 13960), (1396, 9340), (1745, 7472), (1868, 6980), (2335, 5584), (2792, 4670), (3490, 3736)]