87939730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{204511}}^1$

素因数の和:204561

約数の個数: 16

約数和(自身を含む): 161973504

約数和(自身を除く): 74033774

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 204511, 409022, 1022555, 2045110, 8793973, 17587946, 43969865, 87939730]

約数ペア:

[(1, 87939730), (2, 43969865), (5, 17587946), (10, 8793973), (43, 2045110), (86, 1022555), (215, 409022), (430, 204511)]