38459440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28279}}^1$

素因数の和:28309

約数の個数: 40

約数和(自身を含む): 94681440

約数和(自身を除く): 56222000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28279, 56558, 113116, 141395, 226232, 282790, 452464, 480743, 565580, 961486, 1131160, 1922972, 2262320, 2403715, 3845944, 4807430, 7691888, 9614860, 19229720, 38459440]

約数ペア:

[(1, 38459440), (2, 19229720), (4, 9614860), (5, 7691888), (8, 4807430), (10, 3845944), (16, 2403715), (17, 2262320), (20, 1922972), (34, 1131160), (40, 961486), (68, 565580), (80, 480743), (85, 452464), (136, 282790), (170, 226232), (272, 141395), (340, 113116), (680, 56558), (1360, 28279)]