2486720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:445

約数の個数: 56

約数和(自身を含む): 6248400

約数和(自身を除く): 3761680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 409, 608, 760, 818, 1216, 1520, 1636, 2045, 3040, 3272, 4090, 6080, 6544, 7771, 8180, 13088, 15542, 16360, 26176, 31084, 32720, 38855, 62168, 65440, 77710, 124336, 130880, 155420, 248672, 310840, 497344, 621680, 1243360, 2486720]

約数ペア:

[(1, 2486720), (2, 1243360), (4, 621680), (5, 497344), (8, 310840), (10, 248672), (16, 155420), (19, 130880), (20, 124336), (32, 77710), (38, 65440), (40, 62168), (64, 38855), (76, 32720), (80, 31084), (95, 26176), (152, 16360), (160, 15542), (190, 13088), (304, 8180), (320, 7771), (380, 6544), (409, 6080), (608, 4090), (760, 3272), (818, 3040), (1216, 2045), (1520, 1636)]