49270180

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 105945840

約数和(自身を除く): 56675660

約数列:

[1, 2, 4, 5, 10, 20, 97, 109, 194, 218, 233, 388, 436, 466, 485, 545, 932, 970, 1090, 1165, 1940, 2180, 2330, 4660, 10573, 21146, 22601, 25397, 42292, 45202, 50794, 52865, 90404, 101588, 105730, 113005, 126985, 211460, 226010, 253970, 452020, 507940, 2463509, 4927018, 9854036, 12317545, 24635090, 49270180]

約数ペア:

[(1, 49270180), (2, 24635090), (4, 12317545), (5, 9854036), (10, 4927018), (20, 2463509), (97, 507940), (109, 452020), (194, 253970), (218, 226010), (233, 211460), (388, 126985), (436, 113005), (466, 105730), (485, 101588), (545, 90404), (932, 52865), (970, 50794), (1090, 45202), (1165, 42292), (1940, 25397), (2180, 22601), (2330, 21146), (4660, 10573)]