4252520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2593}}^1$

素因数の和:2645

約数の個数: 32

約数和(自身を含む): 9805320

約数和(自身を除く): 5552800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2593, 5186, 10372, 12965, 20744, 25930, 51860, 103720, 106313, 212626, 425252, 531565, 850504, 1063130, 2126260, 4252520]

約数ペア:

[(1, 4252520), (2, 2126260), (4, 1063130), (5, 850504), (8, 531565), (10, 425252), (20, 212626), (40, 106313), (41, 103720), (82, 51860), (164, 25930), (205, 20744), (328, 12965), (410, 10372), (820, 5186), (1640, 2593)]