27908090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{947}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 57608064

約数和(自身を除く): 29699974

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 947, 1894, 2105, 2947, 4210, 4735, 5894, 6629, 9470, 13258, 14735, 29470, 33145, 66290, 398687, 797374, 1993435, 2790809, 3986870, 5581618, 13954045, 27908090]

約数ペア:

[(1, 27908090), (2, 13954045), (5, 5581618), (7, 3986870), (10, 2790809), (14, 1993435), (35, 797374), (70, 398687), (421, 66290), (842, 33145), (947, 29470), (1894, 14735), (2105, 13258), (2947, 9470), (4210, 6629), (4735, 5894)]