17319920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9413}}^1$

素因数の和:9449

約数の個数: 40

約数和(自身を含む): 42024096

約数和(自身を除く): 24704176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 9413, 18826, 37652, 47065, 75304, 94130, 150608, 188260, 216499, 376520, 432998, 753040, 865996, 1082495, 1731992, 2164990, 3463984, 4329980, 8659960, 17319920]

約数ペア:

[(1, 17319920), (2, 8659960), (4, 4329980), (5, 3463984), (8, 2164990), (10, 1731992), (16, 1082495), (20, 865996), (23, 753040), (40, 432998), (46, 376520), (80, 216499), (92, 188260), (115, 150608), (184, 94130), (230, 75304), (368, 47065), (460, 37652), (920, 18826), (1840, 9413)]