30909890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{577}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 60925824

約数和(自身を除く): 30015934

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 487, 577, 974, 1154, 2435, 2885, 4870, 5357, 5770, 6347, 10714, 12694, 26785, 31735, 53570, 63470, 280999, 561998, 1404995, 2809990, 3090989, 6181978, 15454945, 30909890]

約数ペア:

[(1, 30909890), (2, 15454945), (5, 6181978), (10, 3090989), (11, 2809990), (22, 1404995), (55, 561998), (110, 280999), (487, 63470), (577, 53570), (974, 31735), (1154, 26785), (2435, 12694), (2885, 10714), (4870, 6347), (5357, 5770)]