31688970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2521}}^1$

素因数の和:2950

約数の個数: 32

約数和(自身を含む): 76265280

約数和(自身を除く): 44576310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 419, 838, 1257, 2095, 2514, 2521, 4190, 5042, 6285, 7563, 12570, 12605, 15126, 25210, 37815, 75630, 1056299, 2112598, 3168897, 5281495, 6337794, 10562990, 15844485, 31688970]

約数ペア:

[(1, 31688970), (2, 15844485), (3, 10562990), (5, 6337794), (6, 5281495), (10, 3168897), (15, 2112598), (30, 1056299), (419, 75630), (838, 37815), (1257, 25210), (2095, 15126), (2514, 12605), (2521, 12570), (4190, 7563), (5042, 6285)]