2081156

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 4717440

約数和(自身を除く): 2636284

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 233, 308, 319, 406, 466, 638, 812, 932, 1276, 1631, 2233, 2563, 3262, 4466, 5126, 6524, 6757, 8932, 10252, 13514, 17941, 27028, 35882, 47299, 71764, 74327, 94598, 148654, 189196, 297308, 520289, 1040578, 2081156]

約数ペア:

[(1, 2081156), (2, 1040578), (4, 520289), (7, 297308), (11, 189196), (14, 148654), (22, 94598), (28, 74327), (29, 71764), (44, 47299), (58, 35882), (77, 27028), (116, 17941), (154, 13514), (203, 10252), (233, 8932), (308, 6757), (319, 6524), (406, 5126), (466, 4466), (638, 3262), (812, 2563), (932, 2233), (1276, 1631)]