2089969450

素因数分解:

$2^1\times 5^2\times {\mathrm{991}}^1\times {\mathrm{42179}}^1$

素因数の和:43182

約数の個数: 24

約数和(自身を含む): 3891358080

約数和(自身を除く): 1801388630

約数列:

[1, 2, 5, 10, 25, 50, 991, 1982, 4955, 9910, 24775, 42179, 49550, 84358, 210895, 421790, 1054475, 2108950, 41799389, 83598778, 208996945, 417993890, 1044984725, 2089969450]

約数ペア:

[(1, 2089969450), (2, 1044984725), (5, 417993890), (10, 208996945), (25, 83598778), (50, 41799389), (991, 2108950), (1982, 1054475), (4955, 421790), (9910, 210895), (24775, 84358), (42179, 49550)]