171200420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2027}}^1$

素因数の和:2180

約数の個数: 48

約数和(自身を含む): 372048768

約数和(自身を除く): 200848348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 103, 164, 205, 206, 410, 412, 515, 820, 1030, 2027, 2060, 4054, 4223, 8108, 8446, 10135, 16892, 20270, 21115, 40540, 42230, 83107, 84460, 166214, 208781, 332428, 415535, 417562, 831070, 835124, 1043905, 1662140, 2087810, 4175620, 8560021, 17120042, 34240084, 42800105, 85600210, 171200420]

約数ペア:

[(1, 171200420), (2, 85600210), (4, 42800105), (5, 34240084), (10, 17120042), (20, 8560021), (41, 4175620), (82, 2087810), (103, 1662140), (164, 1043905), (205, 835124), (206, 831070), (410, 417562), (412, 415535), (515, 332428), (820, 208781), (1030, 166214), (2027, 84460), (2060, 83107), (4054, 42230), (4223, 40540), (8108, 21115), (8446, 20270), (10135, 16892)]