28191040

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2381}}^1$

素因数の和:2435

約数の個数: 56

約数和(自身を含む): 68973192

約数和(自身を除く): 40782152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2381, 2960, 4762, 5920, 9524, 11840, 11905, 19048, 23810, 38096, 47620, 76192, 88097, 95240, 152384, 176194, 190480, 352388, 380960, 440485, 704776, 761920, 880970, 1409552, 1761940, 2819104, 3523880, 5638208, 7047760, 14095520, 28191040]

約数ペア:

[(1, 28191040), (2, 14095520), (4, 7047760), (5, 5638208), (8, 3523880), (10, 2819104), (16, 1761940), (20, 1409552), (32, 880970), (37, 761920), (40, 704776), (64, 440485), (74, 380960), (80, 352388), (148, 190480), (160, 176194), (185, 152384), (296, 95240), (320, 88097), (370, 76192), (592, 47620), (740, 38096), (1184, 23810), (1480, 19048), (2368, 11905), (2381, 11840), (2960, 9524), (4762, 5920)]