210535040

素因数分解:

$2^7\times 5^1\times {\mathrm{328961}}^1$

素因数の和:328980

約数の個数: 32

約数和(自身を含む): 503311860

約数和(自身を除く): 292776820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 328961, 657922, 1315844, 1644805, 2631688, 3289610, 5263376, 6579220, 10526752, 13158440, 21053504, 26316880, 42107008, 52633760, 105267520, 210535040]

約数ペア:

[(1, 210535040), (2, 105267520), (4, 52633760), (5, 42107008), (8, 26316880), (10, 21053504), (16, 13158440), (20, 10526752), (32, 6579220), (40, 5263376), (64, 3289610), (80, 2631688), (128, 1644805), (160, 1315844), (320, 657922), (640, 328961)]