1951100

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 36

約数和(自身を含む): 4296600

約数和(自身を除く): 2345500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 179, 218, 358, 436, 545, 716, 895, 1090, 1790, 2180, 2725, 3580, 4475, 5450, 8950, 10900, 17900, 19511, 39022, 78044, 97555, 195110, 390220, 487775, 975550, 1951100]

約数ペア:

[(1, 1951100), (2, 975550), (4, 487775), (5, 390220), (10, 195110), (20, 97555), (25, 78044), (50, 39022), (100, 19511), (109, 17900), (179, 10900), (218, 8950), (358, 5450), (436, 4475), (545, 3580), (716, 2725), (895, 2180), (1090, 1790)]