796220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 1714608

約数和(自身を除く): 918388

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 971, 1942, 3884, 4855, 9710, 19420, 39811, 79622, 159244, 199055, 398110, 796220]

約数ペア:

[(1, 796220), (2, 398110), (4, 199055), (5, 159244), (10, 79622), (20, 39811), (41, 19420), (82, 9710), (164, 4855), (205, 3884), (410, 1942), (820, 971)]