9023440520

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2325629}}^1$

素因数の和:2325737

約数の個数: 32

約数和(自身を含む): 20512056600

約数和(自身を除く): 11488616080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 2325629, 4651258, 9302516, 11628145, 18605032, 23256290, 46512580, 93025160, 225586013, 451172026, 902344052, 1127930065, 1804688104, 2255860130, 4511720260, 9023440520]

約数ペア:

[(1, 9023440520), (2, 4511720260), (4, 2255860130), (5, 1804688104), (8, 1127930065), (10, 902344052), (20, 451172026), (40, 225586013), (97, 93025160), (194, 46512580), (388, 23256290), (485, 18605032), (776, 11628145), (970, 9302516), (1940, 4651258), (3880, 2325629)]