204070540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2843}}^1$

素因数の和:2986

約数の個数: 48

約数和(自身を含む): 444824352

約数和(自身を除く): 240753812

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 97, 148, 185, 194, 370, 388, 485, 740, 970, 1940, 2843, 3589, 5686, 7178, 11372, 14215, 14356, 17945, 28430, 35890, 56860, 71780, 105191, 210382, 275771, 420764, 525955, 551542, 1051910, 1103084, 1378855, 2103820, 2757710, 5515420, 10203527, 20407054, 40814108, 51017635, 102035270, 204070540]

約数ペア:

[(1, 204070540), (2, 102035270), (4, 51017635), (5, 40814108), (10, 20407054), (20, 10203527), (37, 5515420), (74, 2757710), (97, 2103820), (148, 1378855), (185, 1103084), (194, 1051910), (370, 551542), (388, 525955), (485, 420764), (740, 275771), (970, 210382), (1940, 105191), (2843, 71780), (3589, 56860), (5686, 35890), (7178, 28430), (11372, 17945), (14215, 14356)]