8155540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 17926272

約数和(自身を除く): 9770732

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 103, 107, 148, 185, 206, 214, 370, 412, 428, 515, 535, 740, 1030, 1070, 2060, 2140, 3811, 3959, 7622, 7918, 11021, 15244, 15836, 19055, 19795, 22042, 38110, 39590, 44084, 55105, 76220, 79180, 110210, 220420, 407777, 815554, 1631108, 2038885, 4077770, 8155540]

約数ペア:

[(1, 8155540), (2, 4077770), (4, 2038885), (5, 1631108), (10, 815554), (20, 407777), (37, 220420), (74, 110210), (103, 79180), (107, 76220), (148, 55105), (185, 44084), (206, 39590), (214, 38110), (370, 22042), (412, 19795), (428, 19055), (515, 15836), (535, 15244), (740, 11021), (1030, 7918), (1070, 7622), (2060, 3959), (2140, 3811)]