2017677440

素因数分解:

$2^7\times 5^1\times {\mathrm{3152621}}^1$

素因数の和:3152640

約数の個数: 32

約数和(自身を含む): 4823511660

約数和(自身を除く): 2805834220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3152621, 6305242, 12610484, 15763105, 25220968, 31526210, 50441936, 63052420, 100883872, 126104840, 201767744, 252209680, 403535488, 504419360, 1008838720, 2017677440]

約数ペア:

[(1, 2017677440), (2, 1008838720), (4, 504419360), (5, 403535488), (8, 252209680), (10, 201767744), (16, 126104840), (20, 100883872), (32, 63052420), (40, 50441936), (64, 31526210), (80, 25220968), (128, 15763105), (160, 12610484), (320, 6305242), (640, 3152621)]