2023144520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{521429}}^1$

素因数の和:521537

約数の個数: 32

約数和(自身を含む): 4599012600

約数和(自身を除く): 2575868080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 521429, 1042858, 2085716, 2607145, 4171432, 5214290, 10428580, 20857160, 50578613, 101157226, 202314452, 252893065, 404628904, 505786130, 1011572260, 2023144520]

約数ペア:

[(1, 2023144520), (2, 1011572260), (4, 505786130), (5, 404628904), (8, 252893065), (10, 202314452), (20, 101157226), (40, 50578613), (97, 20857160), (194, 10428580), (388, 5214290), (485, 4171432), (776, 2607145), (970, 2085716), (1940, 1042858), (3880, 521429)]