139260440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{316501}}^1$

素因数の和:316523

約数の個数: 32

約数和(自身を含む): 341822160

約数和(自身を除く): 202561720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 316501, 633002, 1266004, 1582505, 2532008, 3165010, 3481511, 6330020, 6963022, 12660040, 13926044, 17407555, 27852088, 34815110, 69630220, 139260440]

約数ペア:

[(1, 139260440), (2, 69630220), (4, 34815110), (5, 27852088), (8, 17407555), (10, 13926044), (11, 12660040), (20, 6963022), (22, 6330020), (40, 3481511), (44, 3165010), (55, 2532008), (88, 1582505), (110, 1266004), (220, 633002), (440, 316501)]