19292580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11909}}^1$

素因数の和:11930

約数の個数: 60

約数和(自身を含む): 60526620

約数和(自身を除く): 41234040

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11909, 23818, 35727, 47636, 59545, 71454, 107181, 119090, 142908, 178635, 214362, 238180, 321543, 357270, 428724, 535905, 643086, 714540, 964629, 1071810, 1286172, 1607715, 1929258, 2143620, 3215430, 3858516, 4823145, 6430860, 9646290, 19292580]

約数ペア:

[(1, 19292580), (2, 9646290), (3, 6430860), (4, 4823145), (5, 3858516), (6, 3215430), (9, 2143620), (10, 1929258), (12, 1607715), (15, 1286172), (18, 1071810), (20, 964629), (27, 714540), (30, 643086), (36, 535905), (45, 428724), (54, 357270), (60, 321543), (81, 238180), (90, 214362), (108, 178635), (135, 142908), (162, 119090), (180, 107181), (270, 71454), (324, 59545), (405, 47636), (540, 35727), (810, 23818), (1620, 11909)]