207847720

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{53569}}^1$

素因数の和:53677

約数の個数: 32

約数和(自身を含む): 472487400

約数和(自身を除く): 264639680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 53569, 107138, 214276, 267845, 428552, 535690, 1071380, 2142760, 5196193, 10392386, 20784772, 25980965, 41569544, 51961930, 103923860, 207847720]

約数ペア:

[(1, 207847720), (2, 103923860), (4, 51961930), (5, 41569544), (8, 25980965), (10, 20784772), (20, 10392386), (40, 5196193), (97, 2142760), (194, 1071380), (388, 535690), (485, 428552), (776, 267845), (970, 214276), (1940, 107138), (3880, 53569)]