491345740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{1087}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 1047900672

約数和(自身を除く): 556554932

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 233, 388, 466, 485, 932, 970, 1087, 1165, 1940, 2174, 2330, 4348, 4660, 5435, 10870, 21740, 22601, 45202, 90404, 105439, 113005, 210878, 226010, 253271, 421756, 452020, 506542, 527195, 1013084, 1054390, 1266355, 2108780, 2532710, 5065420, 24567287, 49134574, 98269148, 122836435, 245672870, 491345740]

約数ペア:

[(1, 491345740), (2, 245672870), (4, 122836435), (5, 98269148), (10, 49134574), (20, 24567287), (97, 5065420), (194, 2532710), (233, 2108780), (388, 1266355), (466, 1054390), (485, 1013084), (932, 527195), (970, 506542), (1087, 452020), (1165, 421756), (1940, 253271), (2174, 226010), (2330, 210878), (4348, 113005), (4660, 105439), (5435, 90404), (10870, 45202), (21740, 22601)]