338506.0000000

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2021

約数の個数: 40

約数和(自身を含む): 9860480

約数和(自身を除く): 5632144

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 1987, 2128, 3974, 7948, 13909, 15896, 27818, 31792, 37753, 55636, 75506, 111272, 151012, 222544, 264271, 302024, 528542, 604048, 1057084, 2114168, 4228336]

約数ペア:

[(1, 4228336), (2, 2114168), (4, 1057084), (7, 604048), (8, 528542), (14, 302024), (16, 264271), (19, 222544), (28, 151012), (38, 111272), (56, 75506), (76, 55636), (112, 37753), (133, 31792), (152, 27818), (266, 15896), (304, 13909), (532, 7948), (1064, 3974), (1987, 2128)]