2011191160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4570889}}^1$

素因数の和:4570911

約数の個数: 32

約数和(自身を含む): 4936561200

約数和(自身を除く): 2925370040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4570889, 9141778, 18283556, 22854445, 36567112, 45708890, 50279779, 91417780, 100559558, 182835560, 201119116, 251398895, 402238232, 502797790, 1005595580, 2011191160]

約数ペア:

[(1, 2011191160), (2, 1005595580), (4, 502797790), (5, 402238232), (8, 251398895), (10, 201119116), (11, 182835560), (20, 100559558), (22, 91417780), (40, 50279779), (44, 45708890), (55, 36567112), (88, 22854445), (110, 18283556), (220, 9141778), (440, 4570889)]