19587760

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8443}}^1$

素因数の和:8485

約数の個数: 40

約数和(自身を含む): 47117520

約数和(自身を除く): 27529760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 8443, 16886, 33772, 42215, 67544, 84430, 135088, 168860, 244847, 337720, 489694, 675440, 979388, 1224235, 1958776, 2448470, 3917552, 4896940, 9793880, 19587760]

約数ペア:

[(1, 19587760), (2, 9793880), (4, 4896940), (5, 3917552), (8, 2448470), (10, 1958776), (16, 1224235), (20, 979388), (29, 675440), (40, 489694), (58, 337720), (80, 244847), (116, 168860), (145, 135088), (232, 84430), (290, 67544), (464, 42215), (580, 33772), (1160, 16886), (2320, 8443)]