835163780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{345109}}^1$

素因数の和:345140

約数の個数: 36

約数和(自身を含む): 1927784460

約数和(自身を除く): 1092620680

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 345109, 690218, 1380436, 1725545, 3451090, 3796199, 6902180, 7592398, 15184796, 18980995, 37961990, 41758189, 75923980, 83516378, 167032756, 208790945, 417581890, 835163780]

約数ペア:

[(1, 835163780), (2, 417581890), (4, 208790945), (5, 167032756), (10, 83516378), (11, 75923980), (20, 41758189), (22, 37961990), (44, 18980995), (55, 15184796), (110, 7592398), (121, 6902180), (220, 3796199), (242, 3451090), (484, 1725545), (605, 1380436), (1210, 690218), (2420, 345109)]