20775230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 42897600

約数和(自身を除く): 22122370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 449, 661, 898, 1322, 2245, 3143, 3305, 4490, 4627, 6286, 6610, 9254, 15715, 23135, 31430, 46270, 296789, 593578, 1483945, 2077523, 2967890, 4155046, 10387615, 20775230]

約数ペア:

[(1, 20775230), (2, 10387615), (5, 4155046), (7, 2967890), (10, 2077523), (14, 1483945), (35, 593578), (70, 296789), (449, 46270), (661, 31430), (898, 23135), (1322, 15715), (2245, 9254), (3143, 6610), (3305, 6286), (4490, 4627)]