2009017600

素因数分解:

$2^8\times 5^2\times {\mathrm{313909}}^1$

素因数の和:313935

約数の個数: 54

約数和(自身を含む): 4972648310

約数和(自身を除く): 2963630710

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 313909, 627818, 1255636, 1569545, 2511272, 3139090, 5022544, 6278180, 7847725, 10045088, 12556360, 15695450, 20090176, 25112720, 31390900, 40180352, 50225440, 62781800, 80360704, 100450880, 125563600, 200901760, 251127200, 401803520, 502254400, 1004508800, 2009017600]

約数ペア:

[(1, 2009017600), (2, 1004508800), (4, 502254400), (5, 401803520), (8, 251127200), (10, 200901760), (16, 125563600), (20, 100450880), (25, 80360704), (32, 62781800), (40, 50225440), (50, 40180352), (64, 31390900), (80, 25112720), (100, 20090176), (128, 15695450), (160, 12556360), (200, 10045088), (256, 7847725), (320, 6278180), (400, 5022544), (640, 3139090), (800, 2511272), (1280, 1569545), (1600, 1255636), (3200, 627818), (6400, 313909)]