28551530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{407879}}^1$

素因数の和:407893

約数の個数: 16

約数和(自身を含む): 58734720

約数和(自身を除く): 30183190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 407879, 815758, 2039395, 2855153, 4078790, 5710306, 14275765, 28551530]

約数ペア:

[(1, 28551530), (2, 14275765), (5, 5710306), (7, 4078790), (10, 2855153), (14, 2039395), (35, 815758), (70, 407879)]