19824040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29153}}^1$

素因数の和:29181

約数の個数: 32

約数和(自身を含む): 47229480

約数和(自身を除く): 27405440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29153, 58306, 116612, 145765, 233224, 291530, 495601, 583060, 991202, 1166120, 1982404, 2478005, 3964808, 4956010, 9912020, 19824040]

約数ペア:

[(1, 19824040), (2, 9912020), (4, 4956010), (5, 3964808), (8, 2478005), (10, 1982404), (17, 1166120), (20, 991202), (34, 583060), (40, 495601), (68, 291530), (85, 233224), (136, 145765), (170, 116612), (340, 58306), (680, 29153)]