17398120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18911}}^1$

素因数の和:18945

約数の個数: 32

約数和(自身を含む): 40849920

約数和(自身を除く): 23451800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 18911, 37822, 75644, 94555, 151288, 189110, 378220, 434953, 756440, 869906, 1739812, 2174765, 3479624, 4349530, 8699060, 17398120]

約数ペア:

[(1, 17398120), (2, 8699060), (4, 4349530), (5, 3479624), (8, 2174765), (10, 1739812), (20, 869906), (23, 756440), (40, 434953), (46, 378220), (92, 189110), (115, 151288), (184, 94555), (230, 75644), (460, 37822), (920, 18911)]