4386140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19937}}^1$

素因数の和:19957

約数の個数: 24

約数和(自身を含む): 10048752

約数和(自身を除く): 5662612

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 19937, 39874, 79748, 99685, 199370, 219307, 398740, 438614, 877228, 1096535, 2193070, 4386140]

約数ペア:

[(1, 4386140), (2, 2193070), (4, 1096535), (5, 877228), (10, 438614), (11, 398740), (20, 219307), (22, 199370), (44, 99685), (55, 79748), (110, 39874), (220, 19937)]